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i.mx28: Replaced magic numbers for scratch register addresses with register definitions

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This patch replaces the use of magice numbers for scratch register
addresses with earlier defined register definitions.

Signed-off-by: Robert Delien <robert@delien.nl>
This commit is contained in:
Robert Delien 2012-02-07 04:08:56 +00:00 committed by Albert ARIBAUD
parent c67d9c5e58
commit 1e94d07faf
2 changed files with 8 additions and 8 deletions
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8
arch/arm/cpu/arm926ejs/mx28/mx28.c
View File

@ -261,14 +261,14 @@ void imx_get_mac_from_fuse(int dev_id, unsigned char *mac)
}
#endif
#define HW_DIGCTRL_SCRATCH0 0x8001c280
#define HW_DIGCTRL_SCRATCH1 0x8001c290
int mx28_dram_init(void)
{
struct mx28_digctl_regs *digctl_regs =
(struct mx28_digctl_regs *)MXS_DIGCTL_BASE;
uint32_t sz[2];
sz[0] = readl(HW_DIGCTRL_SCRATCH0);
sz[1] = readl(HW_DIGCTRL_SCRATCH1);
sz[0] = readl(&digctl_regs->hw_digctl_scratch0);
sz[1] = readl(&digctl_regs->hw_digctl_scratch1);
if (sz[0] != sz[1]) {
printf("MX28:\n"

8
arch/arm/cpu/arm926ejs/mx28/spl_mem_init.c
View File

@ -165,8 +165,6 @@ void mx28_mem_setup_vddd(void)
&power_regs->hw_power_vdddctrl);
}
#define HW_DIGCTRL_SCRATCH0 0x8001c280
#define HW_DIGCTRL_SCRATCH1 0x8001c290
void data_abort_memdetect_handler(void) __attribute__((naked));
void data_abort_memdetect_handler(void)
{
@ -175,6 +173,8 @@ void data_abort_memdetect_handler(void)
void mx28_mem_get_size(void)
{
struct mx28_digctl_regs *digctl_regs =
(struct mx28_digctl_regs *)MXS_DIGCTL_BASE;
uint32_t sz, da;
uint32_t *vt = (uint32_t *)0x20;
@ -183,8 +183,8 @@ void mx28_mem_get_size(void)
vt[4] = (uint32_t)&data_abort_memdetect_handler;
sz = get_ram_size((long *)PHYS_SDRAM_1, PHYS_SDRAM_1_SIZE);
writel(sz, HW_DIGCTRL_SCRATCH0);
writel(sz, HW_DIGCTRL_SCRATCH1);
writel(sz, &digctl_regs->hw_digctl_scratch0);
writel(sz, &digctl_regs->hw_digctl_scratch1);
/* Restore the old DABT handler. */
vt[4] = da;