[PATCH] drm/ast: Support AST2500
Dave Airlie
airlied at gmail.com
Thu Feb 16 04:24:39 UTC 2017
On 11 January 2017 at 12:57, Y.C. Chen <yc_chen at aspeedtech.com> wrote:
> From: "Y.C. Chen" <yc_chen at aspeedtech.com>
Please run checkpatch over this patch, it's got a lot of bad whitespace issues
(4 space and 2 space indents, indent the timing tables , remove start
of line whitespace.).
Dave.
>
> Signed-off-by: Y.C. Chen <yc_chen at aspeedtech.com>
> ---
> drivers/gpu/drm/ast/ast_drv.h | 2 +
> drivers/gpu/drm/ast/ast_main.c | 27 ++-
> drivers/gpu/drm/ast/ast_mode.c | 25 +-
> drivers/gpu/drm/ast/ast_post.c | 510 ++++++++++++++++++++++++++++++++++++++-
> drivers/gpu/drm/ast/ast_tables.h | 57 ++++-
> 5 files changed, 596 insertions(+), 25 deletions(-)
>
> diff --git a/drivers/gpu/drm/ast/ast_drv.h b/drivers/gpu/drm/ast/ast_drv.h
> index 908011d..7e406ce 100644
> --- a/drivers/gpu/drm/ast/ast_drv.h
> +++ b/drivers/gpu/drm/ast/ast_drv.h
> @@ -64,6 +64,7 @@ enum ast_chip {
> AST2150,
> AST2300,
> AST2400,
> + AST2500,
> AST1180,
> };
>
> @@ -80,6 +81,7 @@ enum ast_tx_chip {
> #define AST_DRAM_1Gx32 3
> #define AST_DRAM_2Gx16 6
> #define AST_DRAM_4Gx16 7
> +#define AST_DRAM_8Gx16 8
>
> struct ast_fbdev;
>
> diff --git a/drivers/gpu/drm/ast/ast_main.c b/drivers/gpu/drm/ast/ast_main.c
> index f75c642..40460ce 100644
> --- a/drivers/gpu/drm/ast/ast_main.c
> +++ b/drivers/gpu/drm/ast/ast_main.c
> @@ -73,7 +73,10 @@ static int ast_detect_chip(struct drm_device *dev, bool *need_post)
> ast->chip = AST1100;
> DRM_INFO("AST 1180 detected\n");
> } else {
> - if (dev->pdev->revision >= 0x30) {
> + if (dev->pdev->revision >= 0x40) {
> + ast->chip = AST2500;
> + DRM_INFO("AST 2500 detected\n");
> + } else if (dev->pdev->revision >= 0x30) {
> ast->chip = AST2400;
> DRM_INFO("AST 2400 detected\n");
> } else if (dev->pdev->revision >= 0x20) {
> @@ -149,6 +152,8 @@ static int ast_detect_chip(struct drm_device *dev, bool *need_post)
> ast->support_wide_screen = true;
> if (ast->chip == AST2400 && data == 0x100) /* ast1400 */
> ast->support_wide_screen = true;
> + if (ast->chip == AST2500 && data == 0x100) /* ast2510 */
> + ast->support_wide_screen = true;
> }
> break;
> }
> @@ -233,7 +238,24 @@ static int ast_get_dram_info(struct drm_device *dev)
> else
> ast->dram_bus_width = 32;
>
> - if (ast->chip == AST2300 || ast->chip == AST2400) {
> + if (ast->chip == AST2500) {
> + switch (data & 0x03) {
> + case 0:
> + ast->dram_type = AST_DRAM_1Gx16;
> + break;
> + default:
> + case 1:
> + ast->dram_type = AST_DRAM_2Gx16;
> + break;
> + case 2:
> + ast->dram_type = AST_DRAM_4Gx16;
> + break;
> + case 3:
> + ast->dram_type = AST_DRAM_8Gx16;
> + break;
> + }
> + }
> + else if (ast->chip == AST2300 || ast->chip == AST2400) {
> switch (data & 0x03) {
> case 0:
> ast->dram_type = AST_DRAM_512Mx16;
> @@ -456,6 +478,7 @@ int ast_driver_load(struct drm_device *dev, unsigned long flags)
> ast->chip == AST2200 ||
> ast->chip == AST2300 ||
> ast->chip == AST2400 ||
> + ast->chip == AST2500 ||
> ast->chip == AST1180) {
> dev->mode_config.max_width = 1920;
> dev->mode_config.max_height = 2048;
> diff --git a/drivers/gpu/drm/ast/ast_mode.c b/drivers/gpu/drm/ast/ast_mode.c
> index e26c98f..242ca7f 100644
> --- a/drivers/gpu/drm/ast/ast_mode.c
> +++ b/drivers/gpu/drm/ast/ast_mode.c
> @@ -271,7 +271,10 @@ static void ast_set_crtc_reg(struct drm_crtc *crtc, struct drm_display_mode *mod
> {
> struct ast_private *ast = crtc->dev->dev_private;
> u8 jreg05 = 0, jreg07 = 0, jreg09 = 0, jregAC = 0, jregAD = 0, jregAE = 0;
> - u16 temp;
> + u16 temp, precache = 0;
> +
> + if ((ast->chip == AST2500) && (vbios_mode->enh_table->flags & AST2500PreCatchCRT))
> + precache = 40;
>
> ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x11, 0x7f, 0x00);
>
> @@ -297,12 +300,12 @@ static void ast_set_crtc_reg(struct drm_crtc *crtc, struct drm_display_mode *mod
> jregAD |= 0x01; /* HBE D[5] */
> ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x03, 0xE0, (temp & 0x1f));
>
> - temp = (mode->crtc_hsync_start >> 3) - 1;
> + temp = ((mode->crtc_hsync_start-precache) >> 3) - 1;
> if (temp & 0x100)
> jregAC |= 0x40; /* HRS D[5] */
> ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x04, 0x00, temp);
>
> - temp = ((mode->crtc_hsync_end >> 3) - 1) & 0x3f;
> + temp = (((mode->crtc_hsync_end-precache) >> 3) - 1) & 0x3f;
> if (temp & 0x20)
> jregAD |= 0x04; /* HRE D[5] */
> ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x05, 0x60, (u8)((temp & 0x1f) | jreg05));
> @@ -363,6 +366,11 @@ static void ast_set_crtc_reg(struct drm_crtc *crtc, struct drm_display_mode *mod
> ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x09, 0xdf, jreg09);
> ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xAE, 0x00, (jregAE | 0x80));
>
> + if (precache)
> + ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xb6, 0x3f, 0x80);
> + else
> + ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xb6, 0x3f, 0x00);
> +
> ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x11, 0x7f, 0x80);
> }
>
> @@ -383,12 +391,15 @@ static void ast_set_dclk_reg(struct drm_device *dev, struct drm_display_mode *mo
> struct ast_private *ast = dev->dev_private;
> struct ast_vbios_dclk_info *clk_info;
>
> - clk_info = &dclk_table[vbios_mode->enh_table->dclk_index];
> + if (ast->chip == AST2500)
> + clk_info = &dclk_table_ast2500[vbios_mode->enh_table->dclk_index];
> + else
> + clk_info = &dclk_table[vbios_mode->enh_table->dclk_index];
>
> ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xc0, 0x00, clk_info->param1);
> ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xc1, 0x00, clk_info->param2);
> ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xbb, 0x0f,
> - (clk_info->param3 & 0x80) | ((clk_info->param3 & 0x3) << 4));
> + (clk_info->param3 & 0xc0) | ((clk_info->param3 & 0x3) << 4));
> }
>
> static void ast_set_ext_reg(struct drm_crtc *crtc, struct drm_display_mode *mode,
> @@ -421,7 +432,7 @@ static void ast_set_ext_reg(struct drm_crtc *crtc, struct drm_display_mode *mode
> ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xa8, 0xfd, jregA8);
>
> /* Set Threshold */
> - if (ast->chip == AST2300 || ast->chip == AST2400) {
> + if (ast->chip == AST2300 || ast->chip == AST2400 || ast->chip == AST2500) {
> ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xa7, 0x78);
> ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xa6, 0x60);
> } else if (ast->chip == AST2100 ||
> @@ -794,7 +805,7 @@ static int ast_mode_valid(struct drm_connector *connector,
> if ((mode->hdisplay == 1600) && (mode->vdisplay == 900))
> return MODE_OK;
>
> - if ((ast->chip == AST2100) || (ast->chip == AST2200) || (ast->chip == AST2300) || (ast->chip == AST2400) || (ast->chip == AST1180)) {
> + if ((ast->chip == AST2100) || (ast->chip == AST2200) || (ast->chip == AST2300) || (ast->chip == AST2400) || (ast->chip == AST2500) || (ast->chip == AST1180)) {
> if ((mode->hdisplay == 1920) && (mode->vdisplay == 1080))
> return MODE_OK;
>
> diff --git a/drivers/gpu/drm/ast/ast_post.c b/drivers/gpu/drm/ast/ast_post.c
> index 810c51d..05d7d36 100644
> --- a/drivers/gpu/drm/ast/ast_post.c
> +++ b/drivers/gpu/drm/ast/ast_post.c
> @@ -32,6 +32,7 @@
> #include "ast_dram_tables.h"
>
> static void ast_init_dram_2300(struct drm_device *dev);
> +static void ast_init_dram_2500(struct drm_device *dev);
>
> void ast_enable_vga(struct drm_device *dev)
> {
> @@ -82,7 +83,7 @@ bool ast_is_vga_enabled(struct drm_device *dev)
> for (i = 0x81; i <= 0x8f; i++)
> ast_set_index_reg(ast, AST_IO_CRTC_PORT, i, 0x00);
>
> - if (ast->chip == AST2300 || ast->chip == AST2400) {
> + if (ast->chip == AST2300 || ast->chip == AST2400 || ast->chip == AST2500) {
> if (dev->pdev->revision >= 0x20)
> ext_reg_info = extreginfo_ast2300;
> else
> @@ -106,7 +107,7 @@ bool ast_is_vga_enabled(struct drm_device *dev)
>
> /* Enable RAMDAC for A1 */
> reg = 0x04;
> - if (ast->chip == AST2300 || ast->chip == AST2400)
> + if (ast->chip == AST2300 || ast->chip == AST2400 || ast->chip == AST2500)
> reg |= 0x20;
> ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xb6, 0xff, reg);
> }
> @@ -379,7 +380,9 @@ void ast_post_gpu(struct drm_device *dev)
> ast_open_key(ast);
> ast_set_def_ext_reg(dev);
>
> - if (ast->chip == AST2300 || ast->chip == AST2400)
> + if (ast->chip == AST2500)
> + ast_init_dram_2500(dev);
> + else if (ast->chip == AST2300 || ast->chip == AST2400)
> ast_init_dram_2300(dev);
> else
> ast_init_dram_reg(dev);
> @@ -1655,3 +1658,504 @@ static void ast_init_dram_2300(struct drm_device *dev)
> } while ((reg & 0x40) == 0);
> }
>
> +/*
> + * AST2500 DRAM settings modules
> + */
> +#define REGTBL_NUM 17
> +#define REGIDX_010 0
> +#define REGIDX_014 1
> +#define REGIDX_018 2
> +#define REGIDX_020 3
> +#define REGIDX_024 4
> +#define REGIDX_02C 5
> +#define REGIDX_030 6
> +#define REGIDX_214 7
> +#define REGIDX_2E0 8
> +#define REGIDX_2E4 9
> +#define REGIDX_2E8 10
> +#define REGIDX_2EC 11
> +#define REGIDX_2F0 12
> +#define REGIDX_2F4 13
> +#define REGIDX_2F8 14
> +#define REGIDX_RFC 15
> +#define REGIDX_PLL 16
> +
> +static u32 ddr3_1600_timing_table[REGTBL_NUM] = {
> +0x64604D38, /* 0x010 */
> +0x29690599, /* 0x014 */
> +0x00000300, /* 0x018 */
> +0x00000000, /* 0x020 */
> +0x00000000, /* 0x024 */
> +0x02181E70, /* 0x02C */
> +0x00000040, /* 0x030 */
> +0x00000024, /* 0x214 */
> +0x02001300, /* 0x2E0 */
> +0x0E0000A0, /* 0x2E4 */
> +0x000E001B, /* 0x2E8 */
> +0x35B8C105, /* 0x2EC */
> +0x08090408, /* 0x2F0 */
> +0x9B000800, /* 0x2F4 */
> +0x0E400A00, /* 0x2F8 */
> +0x9971452F, /* tRFC */
> +0x000071C1}; /* PLL */
> +
> +static u32 ddr4_1600_timing_table[REGTBL_NUM] = {
> +0x63604E37, /* 0x010 */
> +0xE97AFA99, /* 0x014 */
> +0x00019000, /* 0x018 */
> +0x08000000, /* 0x020 */
> +0x00000400, /* 0x024 */
> +0x00000410, /* 0x02C */
> +0x00000101, /* 0x030 */
> +0x00000024, /* 0x214 */
> +0x03002900, /* 0x2E0 */
> +0x0E0000A0, /* 0x2E4 */
> +0x000E001C, /* 0x2E8 */
> +0x35B8C106, /* 0x2EC */
> +0x08080607, /* 0x2F0 */
> +0x9B000900, /* 0x2F4 */
> +0x0E400A00, /* 0x2F8 */
> +0x99714545, /* tRFC */
> +0x000071C1}; /* PLL */
> +
> +static u32 MMCTestBurst_AST2500(struct ast_private *ast, u32 datagen)
> +{
> + u32 data, timecnt;
> +
> + ast_moutdwm(ast, 0x1E6E0070, 0x00000000);
> + ast_moutdwm(ast, 0x1E6E0070, 0x000000C1 | (datagen << 3));
> + timecnt = 0;
> + do{
> + data = ast_mindwm(ast, 0x1E6E0070) & 0x3000;
> + if(data & 0x2000){
> + return(0);
> + }
> + if(++timecnt > TIMEOUT){
> + ast_moutdwm(ast, 0x1E6E0070, 0x00000000);
> + return(0);
> + }
> + }while(!data);
> + ast_moutdwm(ast, 0x1E6E0070, 0x00000000);
> + return(1);
> +}
> +
> +static u32 MMCTestSingle_AST2500(struct ast_private *ast, u32 datagen)
> +{
> + u32 data, timecnt;
> +
> + ast_moutdwm(ast, 0x1E6E0070, 0x00000000);
> + ast_moutdwm(ast, 0x1E6E0070, 0x00000085 | (datagen << 3));
> + timecnt = 0;
> + do{
> + data = ast_mindwm(ast, 0x1E6E0070) & 0x3000;
> + if(data & 0x2000){
> + return(0);
> + }
> + if(++timecnt > TIMEOUT){
> + ast_moutdwm(ast, 0x1E6E0070, 0x00000000);
> + return(0);
> + }
> + }while(!data);
> + ast_moutdwm(ast, 0x1E6E0070, 0x00000000);
> + return(1);
> +}
> +
> +static u32 CBRTest_AST2500(struct ast_private *ast)
> +{
> + ast_moutdwm(ast, 0x1E6E0074, 0x0000FFFF);
> + ast_moutdwm(ast, 0x1E6E007C, 0xFF00FF00);
> + if(!MMCTestBurst_AST2500(ast, 0)) return(0);
> + if(!MMCTestSingle_AST2500(ast, 0)) return(0);
> + return(1);
> +}
> +
> +static bool DDRTest_AST2500(struct ast_private *ast)
> +{
> + ast_moutdwm(ast, 0x1E6E0074, 0x0000FFFF);
> + ast_moutdwm(ast, 0x1E6E007C, 0xFF00FF00);
> + if(!MMCTestBurst_AST2500(ast, 0)) return(0);
> + if(!MMCTestBurst_AST2500(ast, 1)) return(0);
> + if(!MMCTestBurst_AST2500(ast, 2)) return(0);
> + if(!MMCTestBurst_AST2500(ast, 3)) return(0);
> + if(!MMCTestSingle_AST2500(ast, 0)) return(0);
> + return(1);
> +}
> +
> +static void DDR_Init_Common(struct ast_private *ast)
> +{
> + ast_moutdwm(ast, 0x1E6E0034,0x00020080);
> + ast_moutdwm(ast, 0x1E6E0008,0x2003000F);
> + ast_moutdwm(ast, 0x1E6E0038,0x00000FFF);
> + ast_moutdwm(ast, 0x1E6E0040,0x88448844);
> + ast_moutdwm(ast, 0x1E6E0044,0x24422288);
> + ast_moutdwm(ast, 0x1E6E0048,0x22222222);
> + ast_moutdwm(ast, 0x1E6E004C,0x22222222);
> + ast_moutdwm(ast, 0x1E6E0050,0x80000000);
> + ast_moutdwm(ast, 0x1E6E0208,0x00000000);
> + ast_moutdwm(ast, 0x1E6E0218,0x00000000);
> + ast_moutdwm(ast, 0x1E6E0220,0x00000000);
> + ast_moutdwm(ast, 0x1E6E0228,0x00000000);
> + ast_moutdwm(ast, 0x1E6E0230,0x00000000);
> + ast_moutdwm(ast, 0x1E6E02A8,0x00000000);
> + ast_moutdwm(ast, 0x1E6E02B0,0x00000000);
> + ast_moutdwm(ast, 0x1E6E0240,0x86000000);
> + ast_moutdwm(ast, 0x1E6E0244,0x00008600);
> + ast_moutdwm(ast, 0x1E6E0248,0x80000000);
> + ast_moutdwm(ast, 0x1E6E024C,0x80808080);
> +}
> +
> +static void Do_DDRPHY_Init(struct ast_private *ast)
> +{
> + u32 data, pass, timecnt;
> +
> + pass = 0;
> + ast_moutdwm(ast, 0x1E6E0060,0x00000005);
> + while(!pass){
> + for(timecnt = 0;timecnt < TIMEOUT;timecnt++){
> + data = ast_mindwm(ast, 0x1E6E0060) & 0x1;
> + if(!data){
> + break;
> + }
> + }
> + if(timecnt != TIMEOUT){
> + data = ast_mindwm(ast, 0x1E6E0300) & 0x000A0000;
> + if(!data){
> + pass = 1;
> + }
> + }
> + if(!pass){
> + ast_moutdwm(ast, 0x1E6E0060,0x00000000);
> + udelay(10); /* delay 10 us */
> + ast_moutdwm(ast, 0x1E6E0060,0x00000005);
> + }
> + }
> +
> + ast_moutdwm(ast, 0x1E6E0060,0x00000006);
> +}
> +
> +/******************************************************************************
> + Check DRAM Size
> + 1Gb : 0x80000000 ~ 0x87FFFFFF
> + 2Gb : 0x80000000 ~ 0x8FFFFFFF
> + 4Gb : 0x80000000 ~ 0x9FFFFFFF
> + 8Gb : 0x80000000 ~ 0xBFFFFFFF
> + *****************************************************************************/
> +static void Check_DRAM_Size(struct ast_private *ast, u32 tRFC)
> +{
> + u32 reg_04, reg_14;
> +
> + reg_04 = ast_mindwm(ast, 0x1E6E0004) & 0xfffffffc;
> + reg_14 = ast_mindwm(ast, 0x1E6E0014) & 0xffffff00;
> +
> + ast_moutdwm(ast, 0xA0100000, 0x41424344);
> + ast_moutdwm(ast, 0x90100000, 0x35363738);
> + ast_moutdwm(ast, 0x88100000, 0x292A2B2C);
> + ast_moutdwm(ast, 0x80100000, 0x1D1E1F10);
> +
> + /* Check 8Gbit */
> + if(ast_mindwm(ast, 0xA0100000) == 0x41424344){
> + reg_04 |= 0x03;
> + reg_14 |= (tRFC >> 24) & 0xFF;
> + /* Check 4Gbit */
> + }else if(ast_mindwm(ast, 0x90100000) == 0x35363738){
> + reg_04 |= 0x02;
> + reg_14 |= (tRFC >> 16) & 0xFF;
> + /* Check 2Gbit */
> + }else if(ast_mindwm(ast, 0x88100000) == 0x292A2B2C){
> + reg_04 |= 0x01;
> + reg_14 |= (tRFC >> 8) & 0xFF;
> + }else{
> + reg_14 |= tRFC & 0xFF;
> + }
> + ast_moutdwm(ast, 0x1E6E0004, reg_04);
> + ast_moutdwm(ast, 0x1E6E0014, reg_14);
> +}
> +
> +static void Enable_Cache(struct ast_private *ast)
> +{
> + u32 reg_04, data;
> +
> + reg_04 = ast_mindwm(ast, 0x1E6E0004);
> + ast_moutdwm(ast, 0x1E6E0004, reg_04 | 0x1000);
> +
> + do{
> + data = ast_mindwm(ast, 0x1E6E0004);
> + }while(!(data & 0x80000));
> + ast_moutdwm(ast, 0x1E6E0004, reg_04 | 0x400);
> +}
> +
> +static void Set_MPLL(struct ast_private *ast)
> +{
> + u32 addr, data, param;
> +
> + /* Reset MMC */
> + ast_moutdwm(ast, 0x1E6E0000,0xFC600309);
> + ast_moutdwm(ast, 0x1E6E0034,0x00020080);
> + for(addr = 0x1e6e0004;addr < 0x1e6e0090;){
> + ast_moutdwm(ast, addr, 0x0);
> + addr += 4;
> + }
> + ast_moutdwm(ast, 0x1E6E0034,0x00020000);
> +
> + ast_moutdwm(ast, 0x1E6E2000, 0x1688A8A8);
> + data = ast_mindwm(ast, 0x1E6E2070) & 0x00800000;
> + if(data){ /* CLKIN = 25MHz */
> + param = 0x930023E0;
> + ast_moutdwm(ast, 0x1E6E2160, 0x00011320);
> + }else{ /* CLKIN = 24MHz */
> + param = 0x93002400;
> + }
> + ast_moutdwm(ast, 0x1E6E2020, param);
> + udelay(100);
> +}
> +
> +static void Reset_MMC(struct ast_private *ast)
> +{
> + ast_moutdwm(ast, 0x1E78505C,0x00000004);
> + ast_moutdwm(ast, 0x1E785044,0x00000001);
> + ast_moutdwm(ast, 0x1E785048,0x00004755);
> + ast_moutdwm(ast, 0x1E78504C,0x00000013);
> + mdelay(100); /* delay 100ms */
> + ast_moutdwm(ast, 0x1E785054,0x00000077);
> + ast_moutdwm(ast, 0x1E6E0000,0xFC600309);
> +}
> +
> +static void DDR3_Init_AST2500(struct ast_private *ast, u32 *ddr_table)
> +{
> +
> + ast_moutdwm(ast, 0x1E6E0004,0x00000303);
> + ast_moutdwm(ast, 0x1E6E0010,ddr_table[REGIDX_010]);
> + ast_moutdwm(ast, 0x1E6E0014,ddr_table[REGIDX_014]);
> + ast_moutdwm(ast, 0x1E6E0018,ddr_table[REGIDX_018]);
> + ast_moutdwm(ast, 0x1E6E0020,ddr_table[REGIDX_020]); /* MODEREG4/6 */
> + ast_moutdwm(ast, 0x1E6E0024,ddr_table[REGIDX_024]); /* MODEREG5 */
> + ast_moutdwm(ast, 0x1E6E002C,ddr_table[REGIDX_02C] | 0x100); /* MODEREG0/2 */
> + ast_moutdwm(ast, 0x1E6E0030,ddr_table[REGIDX_030]); /* MODEREG1/3 */
> +
> + /* DDR PHY Setting */
> + ast_moutdwm(ast, 0x1E6E0200,0x02492AAE);
> + ast_moutdwm(ast, 0x1E6E0204,0x00001001);
> + ast_moutdwm(ast, 0x1E6E020C,0x55E00B0B);
> + ast_moutdwm(ast, 0x1E6E0210,0x20000000);
> + ast_moutdwm(ast, 0x1E6E0214,ddr_table[REGIDX_214]);
> + ast_moutdwm(ast, 0x1E6E02E0,ddr_table[REGIDX_2E0]);
> + ast_moutdwm(ast, 0x1E6E02E4,ddr_table[REGIDX_2E4]);
> + ast_moutdwm(ast, 0x1E6E02E8,ddr_table[REGIDX_2E8]);
> + ast_moutdwm(ast, 0x1E6E02EC,ddr_table[REGIDX_2EC]);
> + ast_moutdwm(ast, 0x1E6E02F0,ddr_table[REGIDX_2F0]);
> + ast_moutdwm(ast, 0x1E6E02F4,ddr_table[REGIDX_2F4]);
> + ast_moutdwm(ast, 0x1E6E02F8,ddr_table[REGIDX_2F8]);
> + ast_moutdwm(ast, 0x1E6E0290,0x00100008);
> + ast_moutdwm(ast, 0x1E6E02C0,0x00000006);
> +
> + /* Controller Setting */
> + ast_moutdwm(ast, 0x1E6E0034,0x00020091);
> +
> + /* Wait DDR PHY init done */
> + Do_DDRPHY_Init(ast);
> +
> + ast_moutdwm(ast, 0x1E6E0120,ddr_table[REGIDX_PLL]);
> + ast_moutdwm(ast, 0x1E6E000C,0x42AA5C81);
> + ast_moutdwm(ast, 0x1E6E0034,0x0001AF93);
> +
> + Check_DRAM_Size(ast, ddr_table[REGIDX_RFC]);
> + Enable_Cache(ast);
> + ast_moutdwm(ast, 0x1E6E001C,0x00000008);
> + ast_moutdwm(ast, 0x1E6E0038,0xFFFFFF00);
> +}
> +
> +static void DDR4_Init_AST2500(struct ast_private *ast, u32 *ddr_table)
> +{
> + u32 data, data2, pass, retrycnt;
> + u32 ddr_vref, phy_vref;
> + u32 min_ddr_vref=0, min_phy_vref=0;
> + u32 max_ddr_vref=0, max_phy_vref=0;
> +
> + ast_moutdwm(ast, 0x1E6E0004,0x00000313);
> + ast_moutdwm(ast, 0x1E6E0010,ddr_table[REGIDX_010]);
> + ast_moutdwm(ast, 0x1E6E0014,ddr_table[REGIDX_014]);
> + ast_moutdwm(ast, 0x1E6E0018,ddr_table[REGIDX_018]);
> + ast_moutdwm(ast, 0x1E6E0020,ddr_table[REGIDX_020]); /* MODEREG4/6 */
> + ast_moutdwm(ast, 0x1E6E0024,ddr_table[REGIDX_024]); /* MODEREG5 */
> + ast_moutdwm(ast, 0x1E6E002C,ddr_table[REGIDX_02C] | 0x100); /* MODEREG0/2 */
> + ast_moutdwm(ast, 0x1E6E0030,ddr_table[REGIDX_030]); /* MODEREG1/3 */
> +
> + /* DDR PHY Setting */
> + ast_moutdwm(ast, 0x1E6E0200,0x42492AAE);
> + ast_moutdwm(ast, 0x1E6E0204,0x09002000);
> + ast_moutdwm(ast, 0x1E6E020C,0x55E00B0B);
> + ast_moutdwm(ast, 0x1E6E0210,0x20000000);
> + ast_moutdwm(ast, 0x1E6E0214,ddr_table[REGIDX_214]);
> + ast_moutdwm(ast, 0x1E6E02E0,ddr_table[REGIDX_2E0]);
> + ast_moutdwm(ast, 0x1E6E02E4,ddr_table[REGIDX_2E4]);
> + ast_moutdwm(ast, 0x1E6E02E8,ddr_table[REGIDX_2E8]);
> + ast_moutdwm(ast, 0x1E6E02EC,ddr_table[REGIDX_2EC]);
> + ast_moutdwm(ast, 0x1E6E02F0,ddr_table[REGIDX_2F0]);
> + ast_moutdwm(ast, 0x1E6E02F4,ddr_table[REGIDX_2F4]);
> + ast_moutdwm(ast, 0x1E6E02F8,ddr_table[REGIDX_2F8]);
> + ast_moutdwm(ast, 0x1E6E0290,0x00100008);
> + ast_moutdwm(ast, 0x1E6E02C4,0x3C183C3C);
> + ast_moutdwm(ast, 0x1E6E02C8,0x00631E0E);
> +
> + /* Controller Setting */
> + ast_moutdwm(ast, 0x1E6E0034,0x0001A991);
> +
> + /* Train PHY Vref first */
> + pass = 0; /* add at V1.1 */
> + for(retrycnt = 0;retrycnt < 4 && pass == 0;retrycnt++){ /* add at V1.1 */
> + max_phy_vref = 0x0;
> + pass = 0;
> + ast_moutdwm(ast, 0x1E6E02C0,0x00001C06);
> + for(phy_vref = 0x40;phy_vref < 0x80;phy_vref++){
> + ast_moutdwm(ast, 0x1E6E000C,0x00000000);
> + ast_moutdwm(ast, 0x1E6E0060,0x00000000);
> + ast_moutdwm(ast, 0x1E6E02CC,phy_vref | (phy_vref << 8));
> + /* Fire DFI Init */
> + Do_DDRPHY_Init(ast);
> + ast_moutdwm(ast, 0x1E6E000C,0x00005C01);
> + if(CBRTest_AST2500(ast)){
> + pass++;
> + data = ast_mindwm(ast, 0x1E6E03D0);
> + data2 = data >> 8;
> + data = data & 0xff;
> + if(data > data2){
> + data = data2;
> + }
> +
> + if(max_phy_vref < data){
> + max_phy_vref = data;
> + min_phy_vref = phy_vref;
> + }
> + }else if(pass > 0){
> + break;
> + }
> + }
> + } /* add at V1.1 */
> + ast_moutdwm(ast, 0x1E6E02CC,min_phy_vref | (min_phy_vref << 8));
> +
> + /* Train DDR Vref next */
> + pass = 0; /* add at V1.1 */
> + for(retrycnt = 0;retrycnt < 4 && pass == 0;retrycnt++){ /* add at V1.1 */
> + min_ddr_vref = 0xFF;
> + max_ddr_vref = 0x0;
> + pass = 0;
> + for(ddr_vref = 0x00;ddr_vref < 0x40;ddr_vref++){
> + ast_moutdwm(ast, 0x1E6E000C,0x00000000);
> + ast_moutdwm(ast, 0x1E6E0060,0x00000000);
> + ast_moutdwm(ast, 0x1E6E02C0,0x00000006 | (ddr_vref << 8));
> + /* Fire DFI Init */
> + Do_DDRPHY_Init(ast);
> + ast_moutdwm(ast, 0x1E6E000C,0x00005C01);
> + if(CBRTest_AST2500(ast)){
> + pass++;
> + if(min_ddr_vref > ddr_vref){
> + min_ddr_vref = ddr_vref;
> + }
> + if(max_ddr_vref < ddr_vref){
> + max_ddr_vref = ddr_vref;
> + }
> + }else if(pass != 0){
> + break;
> + }
> + }
> + } /* add at V1.1 */
> + ast_moutdwm(ast, 0x1E6E000C,0x00000000);
> + ast_moutdwm(ast, 0x1E6E0060,0x00000000);
> + ddr_vref = (min_ddr_vref + max_ddr_vref + 1) >> 1;
> + ast_moutdwm(ast, 0x1E6E02C0,0x00000006 | (ddr_vref << 8));
> +
> + /* Wait DDR PHY init done */
> + Do_DDRPHY_Init(ast);
> +
> + ast_moutdwm(ast, 0x1E6E0120,ddr_table[REGIDX_PLL]);
> + ast_moutdwm(ast, 0x1E6E000C,0x42AA5C81);
> + ast_moutdwm(ast, 0x1E6E0034,0x0001AF93);
> +
> + Check_DRAM_Size(ast, ddr_table[REGIDX_RFC]);
> + Enable_Cache(ast);
> + ast_moutdwm(ast, 0x1E6E001C,0x00000008);
> + ast_moutdwm(ast, 0x1E6E0038,0xFFFFFF00);
> +}
> +
> +static u32 DRAM_Init_AST2500(struct ast_private *ast)
> +{
> + u32 data;
> +
> +START_INIT:
> + Set_MPLL(ast);
> + Reset_MMC(ast);
> + DDR_Init_Common(ast);
> + data = ast_mindwm(ast, 0x1E6E2070);
> + if(data & 0x01000000){
> + DDR4_Init_AST2500(ast, ddr4_1600_timing_table);
> + }else{
> + DDR3_Init_AST2500(ast, ddr3_1600_timing_table);
> + }
> + if(!DDRTest_AST2500(ast)){ /* add at V1.1 */
> + goto START_INIT; /* add at V1.1 */
> + }
> + ast_moutdwm(ast, 0x1E6E2040, ast_mindwm(ast, 0x1E6E2040) | 0x41);
> + /* Patch code */
> + data = ast_mindwm(ast, 0x1E6E200C) & 0xF9FFFFFF;
> + ast_moutdwm(ast, 0x1E6E200C, data | 0x10000000);
> + return(1);
> +}
> +
> +static void ast_init_dram_2500(struct drm_device *dev)
> +{
> + struct ast_private *ast = dev->dev_private;
> + u32 temp;
> + u8 reg;
> +
> + reg = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd0, 0xff);
> + if ((reg & 0x80) == 0) {/* vga only */
> + /************************************************************************************************/
> + /* Below patch should be executed at the first time before any access to AST25xx */
> + /* Clear bus lock condition */
> + ast_moutdwm(ast, 0x1e600000,0xAEED1A03); /* add at V1.1 */
> + ast_moutdwm(ast, 0x1e600084,0x00010000); /* add at V1.1 */
> + ast_moutdwm(ast, 0x1e600088,0x00000000); /* add at V1.1 */
> + ast_moutdwm(ast, 0x1e6e2000,0x1688A8A8); /* add at V1.1 */
> + /************************************************************************************************/
> +
> + ast_write32(ast, 0xf004, 0x1e6e0000);
> + ast_write32(ast, 0xf000, 0x1);
> + ast_write32(ast, 0x12000, 0x1688a8a8);
> + do {
> + ;
> + } while (ast_read32(ast, 0x12000) != 0x1);
> +
> + ast_write32(ast, 0x10000, 0xfc600309);
> + do {
> + ;
> + } while (ast_read32(ast, 0x10000) != 0x1);
> +
> + /* Slow down CPU/AHB CLK in VGA only mode */
> + temp = ast_read32(ast, 0x12008);
> + temp |= 0x73;
> + ast_write32(ast, 0x12008, temp);
> +
> + /* Reset USB port to patch USB unknown device issue */
> + ast_moutdwm(ast, 0x1e6e2090, 0x20000000);
> + temp = ast_mindwm(ast, 0x1e6e2094);
> + temp |= 0x00004000;
> + ast_moutdwm(ast, 0x1e6e2094, temp);
> + temp = ast_mindwm(ast, 0x1e6e2070);
> + if (temp & 0x00800000)
> + {
> + ast_moutdwm(ast, 0x1e6e207c, 0x00800000);
> + mdelay(100); /* delay 100ms */
> + ast_moutdwm(ast, 0x1e6e2070, 0x00800000);
> + }
> +
> + DRAM_Init_AST2500(ast);
> +
> + temp = ast_mindwm(ast, 0x1e6e2040);
> + ast_moutdwm(ast, 0x1e6e2040, temp | 0x40);
> + }
> +
> + /* wait ready */
> + do {
> + reg = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd0, 0xff);
> + } while ((reg & 0x40) == 0);
> +}
> diff --git a/drivers/gpu/drm/ast/ast_tables.h b/drivers/gpu/drm/ast/ast_tables.h
> index 3608d5a..24da4c2 100644
> --- a/drivers/gpu/drm/ast/ast_tables.h
> +++ b/drivers/gpu/drm/ast/ast_tables.h
> @@ -47,6 +47,7 @@
> #define SyncPN (PVSync | NHSync)
> #define SyncNP (NVSync | PHSync)
> #define SyncNN (NVSync | NHSync)
> +#define AST2500PreCatchCRT 0x00004000
>
> /* DCLK Index */
> #define VCLK25_175 0x00
> @@ -108,6 +109,36 @@
> {0x3b, 0x2c, 0x81}, /* 1A: VCLK118_25 */
> };
>
> +static struct ast_vbios_dclk_info dclk_table_ast2500[] = {
> + {0x2C, 0xE7, 0x03}, /* 00: VCLK25_175 */
> + {0x95, 0x62, 0x03}, /* 01: VCLK28_322 */
> + {0x67, 0x63, 0x01}, /* 02: VCLK31_5 */
> + {0x76, 0x63, 0x01}, /* 03: VCLK36 */
> + {0xEE, 0x67, 0x01}, /* 04: VCLK40 */
> + {0x82, 0x62, 0x01}, /* 05: VCLK49_5 */
> + {0xC6, 0x64, 0x01}, /* 06: VCLK50 */
> + {0x94, 0x62, 0x01}, /* 07: VCLK56_25 */
> + {0x80, 0x64, 0x00}, /* 08: VCLK65 */
> + {0x7B, 0x63, 0x00}, /* 09: VCLK75 */
> + {0x67, 0x62, 0x00}, /* 0A: VCLK78_75 */
> + {0x7C, 0x62, 0x00}, /* 0B: VCLK94_5 */
> + {0x8E, 0x62, 0x00}, /* 0C: VCLK108 */
> + {0x85, 0x24, 0x00}, /* 0D: VCLK135 */
> + {0x67, 0x22, 0x00}, /* 0E: VCLK157_5 */
> + {0x6A, 0x22, 0x00}, /* 0F: VCLK162 */
> + {0x4d, 0x4c, 0x80}, /* 10: VCLK154 */
> + {0xa7, 0x78, 0x80}, /* 11: VCLK83.5 */
> + {0x28, 0x49, 0x80}, /* 12: VCLK106.5 */
> + {0x37, 0x49, 0x80}, /* 13: VCLK146.25 */
> + {0x1f, 0x45, 0x80}, /* 14: VCLK148.5 */
> + {0x47, 0x6c, 0x80}, /* 15: VCLK71 */
> + {0x25, 0x65, 0x80}, /* 16: VCLK88.75 */
> + {0x58, 0x01, 0x42}, /* 17: VCLK119 */
> + {0x32, 0x67, 0x80}, /* 18: VCLK85_5 */
> + {0x6a, 0x6d, 0x80}, /* 19: VCLK97_75 */
> + {0x44, 0x20, 0x43}, /* 1A: VCLK118_25 */
> +};
> +
> static struct ast_vbios_stdtable vbios_stdtable[] = {
> /* MD_2_3_400 */
> {
> @@ -244,32 +275,32 @@
> /* 16:9 */
> static struct ast_vbios_enhtable res_1360x768[] = {
> {1792, 1360, 64,112, 795, 768, 3, 6, VCLK85_5, /* 60Hz */
> - (SyncPP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 1, 0x39 },
> + (SyncPP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo | AST2500PreCatchCRT), 60, 1, 0x39 },
> {1792, 1360, 64,112, 795, 768, 3, 6, VCLK85_5, /* end */
> (SyncPP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 0xFF, 1, 0x39 },
> };
>
> static struct ast_vbios_enhtable res_1600x900[] = {
> {1760, 1600, 48, 32, 926, 900, 3, 5, VCLK97_75, /* 60Hz CVT RB */
> - (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 1, 0x3A },
> - {2112, 1600, 88,168, 934, 900, 3, 5, VCLK118_25, /* 60Hz CVT */
> - (SyncPN | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 2, 0x3A },
> - {2112, 1600, 88,168, 934, 900, 3, 5, VCLK118_25, /* 60Hz CVT */
> - (SyncPN | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 0xFF, 2, 0x3A },
> + (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo | AST2500PreCatchCRT), 60, 1, 0x3A },
> + {2112, 1600, 88,168, 934, 900, 3, 5, VCLK118_25, /* 60Hz CVT */
> + (SyncPN | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 2, 0x3A },
> + {2112, 1600, 88,168, 934, 900, 3, 5, VCLK118_25, /* 60Hz CVT */
> + (SyncPN | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 0xFF, 2, 0x3A },
> };
>
> static struct ast_vbios_enhtable res_1920x1080[] = {
> {2200, 1920, 88, 44, 1125, 1080, 4, 5, VCLK148_5, /* 60Hz */
> - (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 1, 0x38 },
> + (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo | AST2500PreCatchCRT), 60, 1, 0x38 },
> {2200, 1920, 88, 44, 1125, 1080, 4, 5, VCLK148_5, /* 60Hz */
> - (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 0xFF, 1, 0x38 },
> + (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo | AST2500PreCatchCRT), 0xFF, 1, 0x38 },
> };
>
>
> /* 16:10 */
> static struct ast_vbios_enhtable res_1280x800[] = {
> {1440, 1280, 48, 32, 823, 800, 3, 6, VCLK71, /* 60Hz RB */
> - (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 1, 0x35 },
> + (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo | AST2500PreCatchCRT), 60, 1, 0x35 },
> {1680, 1280, 72,128, 831, 800, 3, 6, VCLK83_5, /* 60Hz */
> (SyncPN | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 2, 0x35 },
> {1680, 1280, 72,128, 831, 800, 3, 6, VCLK83_5, /* 60Hz */
> @@ -279,7 +310,7 @@
>
> static struct ast_vbios_enhtable res_1440x900[] = {
> {1600, 1440, 48, 32, 926, 900, 3, 6, VCLK88_75, /* 60Hz RB */
> - (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 1, 0x36 },
> + (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo | AST2500PreCatchCRT), 60, 1, 0x36 },
> {1904, 1440, 80,152, 934, 900, 3, 6, VCLK106_5, /* 60Hz */
> (SyncPN | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 2, 0x36 },
> {1904, 1440, 80,152, 934, 900, 3, 6, VCLK106_5, /* 60Hz */
> @@ -288,7 +319,7 @@
>
> static struct ast_vbios_enhtable res_1680x1050[] = {
> {1840, 1680, 48, 32, 1080, 1050, 3, 6, VCLK119, /* 60Hz RB */
> - (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 1, 0x37 },
> + (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo | AST2500PreCatchCRT), 60, 1, 0x37 },
> {2240, 1680,104,176, 1089, 1050, 3, 6, VCLK146_25, /* 60Hz */
> (SyncPN | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 2, 0x37 },
> {2240, 1680,104,176, 1089, 1050, 3, 6, VCLK146_25, /* 60Hz */
> @@ -297,9 +328,9 @@
>
> static struct ast_vbios_enhtable res_1920x1200[] = {
> {2080, 1920, 48, 32, 1235, 1200, 3, 6, VCLK154, /* 60Hz RB*/
> - (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 1, 0x34 },
> + (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo | AST2500PreCatchCRT), 60, 1, 0x34 },
> {2080, 1920, 48, 32, 1235, 1200, 3, 6, VCLK154, /* 60Hz RB */
> - (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 0xFF, 1, 0x34 },
> + (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo | AST2500PreCatchCRT), 0xFF, 1, 0x34 },
> };
>
> #endif
> --
> 1.8.3.1
>
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