nearology/u-boot
1
0
Fork 0
Code Actions Activity

armv8/ls1043ardb: esdhc: Add esdhc support for ls1043ardb

Browse Source 
This patch adds esdhc support for ls1043ardb.

Signed-off-by: Yangbo Lu <yangbo.lu@freescale.com>
Signed-off-by: Gong Qianyu <Qianyu.Gong@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
This commit is contained in:
Yangbo Lu
2015-10-26 19:47:55 +08:00
committed by York Sun
parent e82973414d
commit 8ef0d5c438
5 changed files with 40 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files
arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch2_speed.c
+21 -1
View File
@@ -25,7 +25,7 @@ void get_sys_info(struct sys_info *sys_info)
struct fsl_ifc ifc_regs = {(void *)CONFIG_SYS_IFC_ADDR, (void *)NULL};
u32 ccr;
#endif
#ifdef CONFIG_SYS_DPAA_FMAN
#if defined(CONFIG_FSL_ESDHC) || defined(CONFIG_SYS_DPAA_FMAN)
u32 rcw_tmp;
#endif
struct ccsr_clk *clk = (void *)(CONFIG_SYS_FSL_CLK_ADDR);
@@ -105,6 +105,11 @@ void get_sys_info(struct sys_info *sys_info)
#define HWA_CGA_M2_CLK_SEL 0x00000007
#define HWA_CGA_M2_CLK_SHIFT 0
#ifdef CONFIG_FSL_ESDHC
rcw_tmp = in_be32(&gur->rcwsr[15]);
rcw_tmp = (rcw_tmp & HWA_CGA_M2_CLK_SEL) >> HWA_CGA_M2_CLK_SHIFT;
sys_info->freq_sdhc = freq_c_pll[1] / rcw_tmp;
#endif
#if defined(CONFIG_FSL_IFC)
ccr = ifc_in32(&ifc_regs.gregs->ifc_ccr);
@@ -123,6 +128,10 @@ int get_clocks(void)
gd->bus_clk = sys_info.freq_systembus;
gd->mem_clk = sys_info.freq_ddrbus;
#ifdef CONFIG_FSL_ESDHC
gd->arch.sdhc_clk = sys_info.freq_sdhc;
#endif
if (gd->cpu_clk != 0)
return 0;
else
@@ -139,6 +148,13 @@ ulong get_ddr_freq(ulong dummy)
return gd->mem_clk;
}
#ifdef CONFIG_FSL_ESDHC
int get_sdhc_freq(ulong dummy)
{
return gd->arch.sdhc_clk;
}
#endif
int get_serial_clock(void)
{
return gd->bus_clk;
@@ -149,6 +165,10 @@ unsigned int mxc_get_clock(enum mxc_clock clk)
switch (clk) {
case MXC_I2C_CLK:
return get_bus_freq(0);
#if defined(CONFIG_FSL_ESDHC)
case MXC_ESDHC_CLK:
return get_sdhc_freq(0);
#endif
case MXC_DSPI_CLK:
return get_bus_freq(0);
case MXC_UART_CLK: