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Diffstat (limited to 'arch/arm/cpu/armv7/omap-common/emif-common.c')
-rw-r--r--arch/arm/cpu/armv7/omap-common/emif-common.c29
1 files changed, 16 insertions, 13 deletions
diff --git a/arch/arm/cpu/armv7/omap-common/emif-common.c b/arch/arm/cpu/armv7/omap-common/emif-common.c
index 9eb1279d41..cdb4439721 100644
--- a/arch/arm/cpu/armv7/omap-common/emif-common.c
+++ b/arch/arm/cpu/armv7/omap-common/emif-common.c
@@ -655,20 +655,27 @@ static u32 get_ddr_phy_ctrl_1(u32 freq, u8 RL)
return phy;
}
-static u32 get_emif_mem_size(struct emif_device_details *devices)
+static u32 get_emif_mem_size(u32 base)
{
u32 size_mbytes = 0, temp;
+ struct emif_device_details dev_details;
+ struct lpddr2_device_details cs0_dev_details, cs1_dev_details;
+ u32 emif_nr = emif_num(base);
- if (!devices)
- return 0;
+ emif_reset_phy(base);
+ dev_details.cs0_device_details = emif_get_device_details(emif_nr, CS0,
+ &cs0_dev_details);
+ dev_details.cs1_device_details = emif_get_device_details(emif_nr, CS1,
+ &cs1_dev_details);
+ emif_reset_phy(base);
- if (devices->cs0_device_details) {
- temp = devices->cs0_device_details->density;
+ if (dev_details.cs0_device_details) {
+ temp = dev_details.cs0_device_details->density;
size_mbytes += lpddr2_density_2_size_in_mbytes[temp];
}
- if (devices->cs1_device_details) {
- temp = devices->cs1_device_details->density;
+ if (dev_details.cs1_device_details) {
+ temp = dev_details.cs1_device_details->density;
size_mbytes += lpddr2_density_2_size_in_mbytes[temp];
}
/* convert to bytes */
@@ -1040,13 +1047,9 @@ static void do_sdram_init(u32 base)
/* Return if no devices on this EMIF */
if (!dev_details.cs0_device_details &&
!dev_details.cs1_device_details) {
- emif_sizes[emif_nr - 1] = 0;
return;
}
- if (!in_sdram)
- emif_sizes[emif_nr - 1] = get_emif_mem_size(&dev_details);
-
/*
* Get device timings:
* - Default timings specified by JESD209-2 if
@@ -1108,8 +1111,8 @@ void dmm_init(u32 base)
mapped_size = 0;
section_cnt = 3;
sys_addr = CONFIG_SYS_SDRAM_BASE;
- emif1_size = emif_sizes[0];
- emif2_size = emif_sizes[1];
+ emif1_size = get_emif_mem_size(EMIF1_BASE);
+ emif2_size = get_emif_mem_size(EMIF2_BASE);
debug("emif1_size 0x%x emif2_size 0x%x\n", emif1_size, emif2_size);
if (!emif1_size && !emif2_size)
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