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authorLokesh Vutla <lokeshvutla@ti.com>2013-02-04 04:22:04 +0000
committerTom Rini <trini@ti.com>2013-03-11 11:06:10 -0400
commitc43c8339fedc86c6c23990eaabff6feaf6742e7b (patch)
tree98836cd876d0fdd3fd180bf1e3270922473efd37 /arch/arm/cpu/armv7/omap4/hwinit.c
parente05a4f1f54f2b5a0c46de978672199e375ba0c00 (diff)
downloadolio-uboot-2014.01-c43c8339fedc86c6c23990eaabff6feaf6742e7b.tar.xz
olio-uboot-2014.01-c43c8339fedc86c6c23990eaabff6feaf6742e7b.zip
ARM: OMAP4+: Make control module register structure generic
A seperate omap_sys_ctrl_regs structure is defined for omap4 & 5. If there is any change in control module for any of the ES versions, a new structure needs to be created. In order to remove this dependency, making the register structure generic for all the omap4+ boards. Signed-off-by: R Sricharan <r.sricharan@ti.com> Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com> Reviewed-by: Tom Rini <trini@ti.com>
Diffstat (limited to 'arch/arm/cpu/armv7/omap4/hwinit.c')
-rw-r--r--arch/arm/cpu/armv7/omap4/hwinit.c36
1 files changed, 16 insertions, 20 deletions
diff --git a/arch/arm/cpu/armv7/omap4/hwinit.c b/arch/arm/cpu/armv7/omap4/hwinit.c
index f4123aaff..2db517b1b 100644
--- a/arch/arm/cpu/armv7/omap4/hwinit.c
+++ b/arch/arm/cpu/armv7/omap4/hwinit.c
@@ -57,10 +57,6 @@ const struct gpio_bank *const omap_gpio_bank = gpio_bank_44xx;
void do_io_settings(void)
{
u32 lpddr2io;
- struct control_lpddr2io_regs *lpddr2io_regs =
- (struct control_lpddr2io_regs *)LPDDR2_IO_REGS_BASE;
- struct omap_sys_ctrl_regs *const ctrl =
- (struct omap_sys_ctrl_regs *)SYSCTRL_GENERAL_CORE_BASE;
u32 omap4_rev = omap_revision();
@@ -72,20 +68,20 @@ void do_io_settings(void)
lpddr2io = CONTROL_LPDDR2IO_SLEW_315PS_DRV12_PULL_DOWN;
/* EMIF1 */
- writel(lpddr2io, &lpddr2io_regs->control_lpddr2io1_0);
- writel(lpddr2io, &lpddr2io_regs->control_lpddr2io1_1);
+ writel(lpddr2io, (*ctrl)->control_lpddr2io1_0);
+ writel(lpddr2io, (*ctrl)->control_lpddr2io1_1);
/* No pull for GR10 as per hw team's recommendation */
writel(lpddr2io & ~LPDDR2IO_GR10_WD_MASK,
- &lpddr2io_regs->control_lpddr2io1_2);
- writel(CONTROL_LPDDR2IO_3_VAL, &lpddr2io_regs->control_lpddr2io1_3);
+ (*ctrl)->control_lpddr2io1_2);
+ writel(CONTROL_LPDDR2IO_3_VAL, (*ctrl)->control_lpddr2io1_3);
/* EMIF2 */
- writel(lpddr2io, &lpddr2io_regs->control_lpddr2io2_0);
- writel(lpddr2io, &lpddr2io_regs->control_lpddr2io2_1);
+ writel(lpddr2io, (*ctrl)->control_lpddr2io2_0);
+ writel(lpddr2io, (*ctrl)->control_lpddr2io2_1);
/* No pull for GR10 as per hw team's recommendation */
writel(lpddr2io & ~LPDDR2IO_GR10_WD_MASK,
- &lpddr2io_regs->control_lpddr2io2_2);
- writel(CONTROL_LPDDR2IO_3_VAL, &lpddr2io_regs->control_lpddr2io2_3);
+ (*ctrl)->control_lpddr2io2_2);
+ writel(CONTROL_LPDDR2IO_3_VAL, (*ctrl)->control_lpddr2io2_3);
/*
* Some of these settings (TRIM values) come from eFuse and are
@@ -93,16 +89,16 @@ void do_io_settings(void)
* calibration of the device. Do the software over-ride only if
* the device is not correctly trimmed
*/
- if (!(readl(&ctrl->control_std_fuse_opp_bgap) & 0xFFFF)) {
+ if (!(readl((*ctrl)->control_std_fuse_opp_bgap) & 0xFFFF)) {
writel(LDOSRAM_VOLT_CTRL_OVERRIDE,
- &ctrl->control_ldosram_iva_voltage_ctrl);
+ (*ctrl)->control_ldosram_iva_voltage_ctrl);
writel(LDOSRAM_VOLT_CTRL_OVERRIDE,
- &ctrl->control_ldosram_mpu_voltage_ctrl);
+ (*ctrl)->control_ldosram_mpu_voltage_ctrl);
writel(LDOSRAM_VOLT_CTRL_OVERRIDE,
- &ctrl->control_ldosram_core_voltage_ctrl);
+ (*ctrl)->control_ldosram_core_voltage_ctrl);
}
/*
@@ -110,11 +106,11 @@ void do_io_settings(void)
* i. unconditionally for all 4430
* ii. only if un-trimmed for 4460
*/
- if (!readl(&ctrl->control_efuse_1))
- writel(CONTROL_EFUSE_1_OVERRIDE, &ctrl->control_efuse_1);
+ if (!readl((*ctrl)->control_efuse_1))
+ writel(CONTROL_EFUSE_1_OVERRIDE, (*ctrl)->control_efuse_1);
- if ((omap4_rev < OMAP4460_ES1_0) || !readl(&ctrl->control_efuse_2))
- writel(CONTROL_EFUSE_2_OVERRIDE, &ctrl->control_efuse_2);
+ if ((omap4_rev < OMAP4460_ES1_0) || !readl((*ctrl)->control_efuse_2))
+ writel(CONTROL_EFUSE_2_OVERRIDE, (*ctrl)->control_efuse_2);
}
#endif /* CONFIG_SPL_BUILD */