From cd8341b7eb7bcf630a49538684778d87daef3e61 Mon Sep 17 00:00:00 2001 From: Dave Gerlach Date: Mon, 10 Feb 2014 11:41:49 -0500 Subject: ARM: AM43xx: GP-EVM: Correct GPIO used for VTT regulator control Schematic indicates GPIO5_7 is to be used for VTT regulator control rather than GPIO0_21 so modify enable_vtt_regulator to reflect this. Without this some boards will experience DDR3 corruption and fail to boot. Signed-off-by: Dave Gerlach [trini: Rework patch against mainline] Signed-off-by: Tom Rini --- arch/arm/cpu/armv7/am33xx/board.c | 6 +++++- arch/arm/cpu/armv7/am33xx/clock_am43xx.c | 2 ++ 2 files changed, 7 insertions(+), 1 deletion(-) (limited to 'arch/arm/cpu/armv7/am33xx') diff --git a/arch/arm/cpu/armv7/am33xx/board.c b/arch/arm/cpu/armv7/am33xx/board.c index c7dad66..2b15a64 100644 --- a/arch/arm/cpu/armv7/am33xx/board.c +++ b/arch/arm/cpu/armv7/am33xx/board.c @@ -36,11 +36,15 @@ DECLARE_GLOBAL_DATA_PTR; -static const struct gpio_bank gpio_bank_am33xx[4] = { +static const struct gpio_bank gpio_bank_am33xx[] = { { (void *)AM33XX_GPIO0_BASE, METHOD_GPIO_24XX }, { (void *)AM33XX_GPIO1_BASE, METHOD_GPIO_24XX }, { (void *)AM33XX_GPIO2_BASE, METHOD_GPIO_24XX }, { (void *)AM33XX_GPIO3_BASE, METHOD_GPIO_24XX }, +#ifdef CONFIG_AM43XX + { (void *)AM33XX_GPIO4_BASE, METHOD_GPIO_24XX }, + { (void *)AM33XX_GPIO5_BASE, METHOD_GPIO_24XX }, +#endif }; const struct gpio_bank *const omap_gpio_bank = gpio_bank_am33xx; diff --git a/arch/arm/cpu/armv7/am33xx/clock_am43xx.c b/arch/arm/cpu/armv7/am33xx/clock_am43xx.c index 97c00b4..440cf8b 100644 --- a/arch/arm/cpu/armv7/am33xx/clock_am43xx.c +++ b/arch/arm/cpu/armv7/am33xx/clock_am43xx.c @@ -94,6 +94,8 @@ void enable_basic_clocks(void) &cmper->gpio1clkctrl, &cmper->gpio2clkctrl, &cmper->gpio3clkctrl, + &cmper->gpio4clkctrl, + &cmper->gpio5clkctrl, &cmper->i2c1clkctrl, &cmper->emiffwclkctrl, &cmper->emifclkctrl, -- cgit v1.1 From 11f296870659e1375e7116a859458b254cc3156f Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?M=C3=A5ns=20Rullg=C3=A5rd?= Date: Mon, 28 Oct 2013 23:19:53 +0000 Subject: ti814x: Fix illegal use of FP ops in clock_ti814x.c The function pll_sigma_delta_val uses "float" data which is not correct. The exact "why" of this mangling is lost to history, but this changes us to equivalent non-FP math to get the same results. Reported-by: Wolfgang Denk Acked-by: Matt Porter --- arch/arm/cpu/armv7/am33xx/clock_ti814x.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) (limited to 'arch/arm/cpu/armv7/am33xx') diff --git a/arch/arm/cpu/armv7/am33xx/clock_ti814x.c b/arch/arm/cpu/armv7/am33xx/clock_ti814x.c index ef14f47..9b5a47b 100644 --- a/arch/arm/cpu/armv7/am33xx/clock_ti814x.c +++ b/arch/arm/cpu/armv7/am33xx/clock_ti814x.c @@ -211,11 +211,8 @@ static u32 pll_dco_freq_sel(u32 clkout_dco) static u32 pll_sigma_delta_val(u32 clkout_dco) { u32 sig_val = 0; - float frac_div; - frac_div = (float) clkout_dco / 250; - frac_div = frac_div + 0.90; - sig_val = (int)frac_div; + sig_val = (clkout_dco + 225) / 250; sig_val = sig_val << 24; return sig_val; -- cgit v1.1 From d0b5d9da5de280120b73e776663f6a3024f225f4 Mon Sep 17 00:00:00 2001 From: Albert ARIBAUD Date: Sat, 22 Feb 2014 17:53:42 +0100 Subject: arm: make _end compiler-generated This prevents references to _end from generating absolute relocation records. This change is binary invariant for ARM targets. Signed-off-by: Albert ARIBAUD --- arch/arm/cpu/armv7/am33xx/u-boot-spl.lds | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'arch/arm/cpu/armv7/am33xx') diff --git a/arch/arm/cpu/armv7/am33xx/u-boot-spl.lds b/arch/arm/cpu/armv7/am33xx/u-boot-spl.lds index 9302856..b1c28c9 100644 --- a/arch/arm/cpu/armv7/am33xx/u-boot-spl.lds +++ b/arch/arm/cpu/armv7/am33xx/u-boot-spl.lds @@ -38,7 +38,11 @@ SECTIONS . = ALIGN(4); __image_copy_end = .; - _end = .; + + .end : + { + *(.__end) + } >.sram .bss : { -- cgit v1.1