Commit b4c0a8a7 authored by Vaibhav Bedia's avatar Vaibhav Bedia Committed by Tony Lindgren

ARM: OMAP: sram: Add am33xx SRAM support (minimal)

Update SRAM start & size for am33xx SoC's.

Note: cpu_is_34xx() is true for am33xx also. Doing
cpu_is_am33xx() check after cpu_is_34xx() will not
achieve what we want due to the above reason.
Hence cpu_is_am33xx() is done before cpu_is_34xx()
Signed-off-by: default avatarVaibhav Bedia <vaibhav.bedia@ti.com>
Signed-off-by: default avatarAfzal Mohammed <afzal@ti.com>
Signed-off-by: default avatarTony Lindgren <tony@atomide.com>
parent fb3cfb1f
......@@ -101,4 +101,5 @@ static inline void omap_push_sram_idle(void) {}
#else
#define OMAP4_SRAM_PA 0x40300000
#endif
#define AM33XX_SRAM_PA 0x40300000
#endif
......@@ -86,7 +86,7 @@ static int is_sram_locked(void)
__raw_writel(0xCFDE, OMAP24XX_VA_READPERM0); /* all i-read */
__raw_writel(0xCFDE, OMAP24XX_VA_WRITEPERM0); /* all i-write */
}
if (cpu_is_omap34xx()) {
if (cpu_is_omap34xx() && !cpu_is_am33xx()) {
__raw_writel(0xFFFF, OMAP34XX_VA_REQINFOPERM0); /* all q-vects */
__raw_writel(0xFFFF, OMAP34XX_VA_READPERM0); /* all i-read */
__raw_writel(0xFFFF, OMAP34XX_VA_WRITEPERM0); /* all i-write */
......@@ -124,7 +124,10 @@ static void __init omap_detect_sram(void)
omap_sram_size = 0x800; /* 2K */
}
} else {
if (cpu_is_omap34xx()) {
if (cpu_is_am33xx()) {
omap_sram_start = AM33XX_SRAM_PA;
omap_sram_size = 0x10000; /* 64K */
} else if (cpu_is_omap34xx()) {
omap_sram_start = OMAP3_SRAM_PA;
omap_sram_size = 0x10000; /* 64K */
} else if (cpu_is_omap44xx()) {
......@@ -368,6 +371,11 @@ static inline int omap34xx_sram_init(void)
return 0;
}
static inline int am33xx_sram_init(void)
{
return 0;
}
int __init omap_sram_init(void)
{
omap_detect_sram();
......@@ -379,6 +387,8 @@ int __init omap_sram_init(void)
omap242x_sram_init();
else if (cpu_is_omap2430())
omap243x_sram_init();
else if (cpu_is_am33xx())
am33xx_sram_init();
else if (cpu_is_omap34xx())
omap34xx_sram_init();
......
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