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authorBenoît Thébaudeau <benoit.thebaudeau@advansee.com>2012-09-27 10:19:58 +0000
committerTom Rini <trini@ti.com>2012-10-15 11:54:10 -0700
commit833b6435de3e8cf5b06ba81cb1b2b50e044269ff (patch)
tree850355b18c47bcf2b56a12fe4424f067e0491460 /arch/arm/cpu/armv7/mx5
parente7bed5c2b30c894666e43b68a3d7b8e8f91da50d (diff)
downloadblackbird-obmc-uboot-833b6435de3e8cf5b06ba81cb1b2b50e044269ff.tar.gz
blackbird-obmc-uboot-833b6435de3e8cf5b06ba81cb1b2b50e044269ff.zip
mx5/6: Define default SoC input clock frequencies
Define default SoC input clock frequencies for i.MX5/6 in order to get rid of duplicated definitions. Signed-off-by: Benoît Thébaudeau <benoit.thebaudeau@advansee.com> Cc: Stefano Babic <sbabic@denx.de> Cc: Jason Liu <r64343@freescale.com> Cc: Matt Sealey <matt@genesi-usa.com> Cc: Fabio Estevam <fabio.estevam@freescale.com>
Diffstat (limited to 'arch/arm/cpu/armv7/mx5')
-rw-r--r--arch/arm/cpu/armv7/mx5/clock.c45
1 files changed, 19 insertions, 26 deletions
diff --git a/arch/arm/cpu/armv7/mx5/clock.c b/arch/arm/cpu/armv7/mx5/clock.c
index 8fa737a2d8..171e562119 100644
--- a/arch/arm/cpu/armv7/mx5/clock.c
+++ b/arch/arm/cpu/armv7/mx5/clock.c
@@ -69,7 +69,7 @@ struct fixed_pll_mfd {
};
const struct fixed_pll_mfd fixed_mfd[] = {
- {CONFIG_SYS_MX5_HCLK, 24 * 16},
+ {MXC_HCLK, 24 * 16},
};
struct pll_param {
@@ -242,7 +242,7 @@ u32 get_mcu_main_clk(void)
reg = (__raw_readl(&mxc_ccm->cacrr) & MXC_CCM_CACRR_ARM_PODF_MASK) >>
MXC_CCM_CACRR_ARM_PODF_OFFSET;
- freq = decode_pll(mxc_plls[PLL1_CLOCK], CONFIG_SYS_MX5_HCLK);
+ freq = decode_pll(mxc_plls[PLL1_CLOCK], MXC_HCLK);
return freq / (reg + 1);
}
@@ -255,14 +255,14 @@ u32 get_periph_clk(void)
reg = __raw_readl(&mxc_ccm->cbcdr);
if (!(reg & MXC_CCM_CBCDR_PERIPH_CLK_SEL))
- return decode_pll(mxc_plls[PLL2_CLOCK], CONFIG_SYS_MX5_HCLK);
+ return decode_pll(mxc_plls[PLL2_CLOCK], MXC_HCLK);
reg = __raw_readl(&mxc_ccm->cbcmr);
switch ((reg & MXC_CCM_CBCMR_PERIPH_CLK_SEL_MASK) >>
MXC_CCM_CBCMR_PERIPH_CLK_SEL_OFFSET) {
case 0:
- return decode_pll(mxc_plls[PLL1_CLOCK], CONFIG_SYS_MX5_HCLK);
+ return decode_pll(mxc_plls[PLL1_CLOCK], MXC_HCLK);
case 1:
- return decode_pll(mxc_plls[PLL3_CLOCK], CONFIG_SYS_MX5_HCLK);
+ return decode_pll(mxc_plls[PLL3_CLOCK], MXC_HCLK);
default:
return 0;
}
@@ -317,16 +317,13 @@ static u32 get_uart_clk(void)
switch ((reg & MXC_CCM_CSCMR1_UART_CLK_SEL_MASK) >>
MXC_CCM_CSCMR1_UART_CLK_SEL_OFFSET) {
case 0x0:
- freq = decode_pll(mxc_plls[PLL1_CLOCK],
- CONFIG_SYS_MX5_HCLK);
+ freq = decode_pll(mxc_plls[PLL1_CLOCK], MXC_HCLK);
break;
case 0x1:
- freq = decode_pll(mxc_plls[PLL2_CLOCK],
- CONFIG_SYS_MX5_HCLK);
+ freq = decode_pll(mxc_plls[PLL2_CLOCK], MXC_HCLK);
break;
case 0x2:
- freq = decode_pll(mxc_plls[PLL3_CLOCK],
- CONFIG_SYS_MX5_HCLK);
+ freq = decode_pll(mxc_plls[PLL3_CLOCK], MXC_HCLK);
break;
default:
return 66500000;
@@ -353,9 +350,9 @@ static u32 get_lp_apm(void)
u32 ccsr = __raw_readl(&mxc_ccm->ccsr);
if (((ccsr >> 9) & 1) == 0)
- ret_val = CONFIG_SYS_MX5_HCLK;
+ ret_val = MXC_HCLK;
else
- ret_val = ((32768 * 1024));
+ ret_val = MXC_CLK32 * 1024;
return ret_val;
}
@@ -378,18 +375,15 @@ static u32 imx_get_cspiclk(void)
switch (clk_sel) {
case 0:
- ret_val = decode_pll(mxc_plls[PLL1_CLOCK],
- CONFIG_SYS_MX5_HCLK) /
+ ret_val = decode_pll(mxc_plls[PLL1_CLOCK], MXC_HCLK) /
((pre_pdf + 1) * (pdf + 1));
break;
case 1:
- ret_val = decode_pll(mxc_plls[PLL2_CLOCK],
- CONFIG_SYS_MX5_HCLK) /
+ ret_val = decode_pll(mxc_plls[PLL2_CLOCK], MXC_HCLK) /
((pre_pdf + 1) * (pdf + 1));
break;
case 2:
- ret_val = decode_pll(mxc_plls[PLL3_CLOCK],
- CONFIG_SYS_MX5_HCLK) /
+ ret_val = decode_pll(mxc_plls[PLL3_CLOCK], MXC_HCLK) /
((pre_pdf + 1) * (pdf + 1));
break;
default:
@@ -443,7 +437,7 @@ static u32 get_ddr_clk(void)
u32 ddr_clk_podf = (cbcdr & MXC_CCM_CBCDR_DDR_PODF_MASK) >> \
MXC_CCM_CBCDR_DDR_PODF_OFFSET;
- ret_val = decode_pll(mxc_plls[PLL1_CLOCK], CONFIG_SYS_MX5_HCLK);
+ ret_val = decode_pll(mxc_plls[PLL1_CLOCK], MXC_HCLK);
ret_val /= ddr_clk_podf + 1;
return ret_val;
@@ -489,8 +483,7 @@ unsigned int mxc_get_clock(enum mxc_clock clk)
case MXC_CSPI_CLK:
return imx_get_cspiclk();
case MXC_FEC_CLK:
- return decode_pll(mxc_plls[PLL1_CLOCK],
- CONFIG_SYS_MX5_HCLK);
+ return decode_pll(mxc_plls[PLL1_CLOCK], MXC_HCLK);
case MXC_SATA_CLK:
return get_ahb_clk();
case MXC_DDR_CLK:
@@ -875,14 +868,14 @@ int do_mx5_showclocks(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
u32 freq;
- freq = decode_pll(mxc_plls[PLL1_CLOCK], CONFIG_SYS_MX5_HCLK);
+ freq = decode_pll(mxc_plls[PLL1_CLOCK], MXC_HCLK);
printf("PLL1 %8d MHz\n", freq / 1000000);
- freq = decode_pll(mxc_plls[PLL2_CLOCK], CONFIG_SYS_MX5_HCLK);
+ freq = decode_pll(mxc_plls[PLL2_CLOCK], MXC_HCLK);
printf("PLL2 %8d MHz\n", freq / 1000000);
- freq = decode_pll(mxc_plls[PLL3_CLOCK], CONFIG_SYS_MX5_HCLK);
+ freq = decode_pll(mxc_plls[PLL3_CLOCK], MXC_HCLK);
printf("PLL3 %8d MHz\n", freq / 1000000);
#ifdef CONFIG_MX53
- freq = decode_pll(mxc_plls[PLL4_CLOCK], CONFIG_SYS_MX5_HCLK);
+ freq = decode_pll(mxc_plls[PLL4_CLOCK], MXC_HCLK);
printf("PLL4 %8d MHz\n", freq / 1000000);
#endif
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