From 99aaa930754cd9558e42d526029267a2c023016e Mon Sep 17 00:00:00 2001 From: Lin Huang Date: Wed, 17 Feb 2016 15:55:05 +0800 Subject: rockchip: rk3036: change ddr frequency to 400M emac may use dpll as clock parent, and it request the clock frequency multiples of 50, so change ddr frequency to 400M. Signed-off-by: Lin Huang Signed-off-by: Jeffy Chen Acked-by: Simon Glass --- arch/arm/mach-rockchip/rk3036/sdram_rk3036.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch') diff --git a/arch/arm/mach-rockchip/rk3036/sdram_rk3036.c b/arch/arm/mach-rockchip/rk3036/sdram_rk3036.c index e3ca870..ec8305c 100644 --- a/arch/arm/mach-rockchip/rk3036/sdram_rk3036.c +++ b/arch/arm/mach-rockchip/rk3036/sdram_rk3036.c @@ -37,7 +37,7 @@ struct rk3036_sdram_priv { /* use integer mode, 396MHz dpll setting * refdiv, fbdiv, postdiv1, postdiv2 */ -const struct pll_div dpll_init_cfg = {1, 66, 4, 1}; +const struct pll_div dpll_init_cfg = {1, 50, 3, 1}; /* 396Mhz ddr timing */ const struct rk3036_ddr_timing ddr_timing = {0x18c, -- cgit v1.1 From 87cef34576f5d0e7f094d99521e57537fef256de Mon Sep 17 00:00:00 2001 From: FUKAUMI Naoki Date: Sat, 5 Mar 2016 13:32:02 +0000 Subject: rockchip: make configure_emmc() empty for Firefly-RK3288 on v2016.03-rc3, size of SPL image compiled by gcc 5.3.0 is too large for Firefly-RK3288. (it's fine for Rock2) $ gcc --version gcc (Ubuntu/Linaro 5.3.0-3ubuntu1~14.04) 5.3.0 20151204 Copyright (C) 2015 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. $ ./tools/mkimage -n rk3288 -T rksd -d spl/u-boot-spl-dtb.bin u-boot-spl-dtb.img Warning: SPL image is too large (size 0x80d0) and will not boot to reduce size of SPL image, this patch makes configure_emmc() empty for Firefly-RK3288 as same as Rock2. Signed-off-by: FUKAUMI Naoki Acked-by: Simon Glass Tested-By: Vagrant Cascadian --- arch/arm/mach-rockchip/rk3288-board-spl.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch') diff --git a/arch/arm/mach-rockchip/rk3288-board-spl.c b/arch/arm/mach-rockchip/rk3288-board-spl.c index 6a54368..e133cca 100644 --- a/arch/arm/mach-rockchip/rk3288-board-spl.c +++ b/arch/arm/mach-rockchip/rk3288-board-spl.c @@ -114,7 +114,7 @@ static void configure_l2ctlr(void) #ifdef CONFIG_SPL_MMC_SUPPORT static int configure_emmc(struct udevice *pinctrl) { -#ifndef CONFIG_TARGET_ROCK2 +#if !defined(CONFIG_TARGET_ROCK2) && !defined(CONFIG_TARGET_FIREFLY_RK3288) struct gpio_desc desc; int ret; -- cgit v1.1 From b5788dc0dd9570e98552833767f4373db965985d Mon Sep 17 00:00:00 2001 From: Chris Zhong Date: Mon, 7 Mar 2016 14:51:13 +0800 Subject: rockchip: rk3288: correct sdram setting The DMC driver in v3.14 kernel[0] get the ddr setting from PMU_SYS_REG2, and it expects uboot to store the value using a same protocol. But now the ddr setting value is different with DMC, so if you enable the DMC, system would crash in kernel. Correct the sdram setting here, according to the requirements of kernel. [0] https://chromium.googlesource.com/chromiumos/third_party/kernel/+/ chromeos-3.14/drivers/clk/rockchip/clk-rk3288-dmc.c Signed-off-by: Chris Zhong Acked-by: Simon Glass --- arch/arm/mach-rockchip/rk3288/sdram_rk3288.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) (limited to 'arch') diff --git a/arch/arm/mach-rockchip/rk3288/sdram_rk3288.c b/arch/arm/mach-rockchip/rk3288/sdram_rk3288.c index e9e2211..17daeca 100644 --- a/arch/arm/mach-rockchip/rk3288/sdram_rk3288.c +++ b/arch/arm/mach-rockchip/rk3288/sdram_rk3288.c @@ -561,14 +561,14 @@ static void dram_all_config(const struct dram_info *dram, &sdram_params->ch[chan]; sys_reg |= info->row_3_4 << SYS_REG_ROW_3_4_SHIFT(chan); - sys_reg |= chan << SYS_REG_CHINFO_SHIFT(chan); + sys_reg |= 1 << SYS_REG_CHINFO_SHIFT(chan); sys_reg |= (info->rank - 1) << SYS_REG_RANK_SHIFT(chan); sys_reg |= (info->col - 9) << SYS_REG_COL_SHIFT(chan); - sys_reg |= info->bk == 3 ? 1 << SYS_REG_BK_SHIFT(chan) : 0; + sys_reg |= info->bk == 3 ? 0 : 1 << SYS_REG_BK_SHIFT(chan); sys_reg |= (info->cs0_row - 13) << SYS_REG_CS0_ROW_SHIFT(chan); sys_reg |= (info->cs1_row - 13) << SYS_REG_CS1_ROW_SHIFT(chan); - sys_reg |= info->bw << SYS_REG_BW_SHIFT(chan); - sys_reg |= info->dbw << SYS_REG_DBW_SHIFT(chan); + sys_reg |= (2 >> info->bw) << SYS_REG_BW_SHIFT(chan); + sys_reg |= (2 >>info->dbw) << SYS_REG_DBW_SHIFT(chan); dram_cfg_rbc(&dram->chan[chan], chan, sdram_params); } @@ -720,13 +720,13 @@ size_t sdram_size_mb(struct rk3288_pmu *pmu) rank = 1 + (sys_reg >> SYS_REG_RANK_SHIFT(ch) & SYS_REG_RANK_MASK); col = 9 + (sys_reg >> SYS_REG_COL_SHIFT(ch) & SYS_REG_COL_MASK); - bk = sys_reg & (1 << SYS_REG_BK_SHIFT(ch)) ? 3 : 0; + bk = 3 - ((sys_reg >> SYS_REG_BK_SHIFT(ch)) & SYS_REG_BK_MASK) ; cs0_row = 13 + (sys_reg >> SYS_REG_CS0_ROW_SHIFT(ch) & SYS_REG_CS0_ROW_MASK); cs1_row = 13 + (sys_reg >> SYS_REG_CS1_ROW_SHIFT(ch) & SYS_REG_CS1_ROW_MASK); - bw = (sys_reg >> SYS_REG_BW_SHIFT(ch)) & - SYS_REG_BW_MASK; + bw = (2 >> (sys_reg >> SYS_REG_BW_SHIFT(ch)) & + SYS_REG_BW_MASK); row_3_4 = sys_reg >> SYS_REG_ROW_3_4_SHIFT(ch) & SYS_REG_ROW_3_4_MASK; -- cgit v1.1