diff options
Diffstat (limited to 'arch/arm/mach-mx5/clock-mx51-mx53.c')
| -rw-r--r-- | arch/arm/mach-mx5/clock-mx51-mx53.c | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/arch/arm/mach-mx5/clock-mx51-mx53.c b/arch/arm/mach-mx5/clock-mx51-mx53.c index 7f20308c4dbd..afecd78ce203 100644 --- a/arch/arm/mach-mx5/clock-mx51-mx53.c +++ b/arch/arm/mach-mx5/clock-mx51-mx53.c @@ -271,7 +271,11 @@ static int _clk_pll_enable(struct clk *clk) int i = 0; pllbase = _get_pll_base(clk); - reg = __raw_readl(pllbase + MXC_PLL_DP_CTL) | MXC_PLL_DP_CTL_UPEN; + reg = __raw_readl(pllbase + MXC_PLL_DP_CTL); + if (reg & MXC_PLL_DP_CTL_UPEN) + return 0; + + reg |= MXC_PLL_DP_CTL_UPEN; __raw_writel(reg, pllbase + MXC_PLL_DP_CTL); /* Wait for lock */ @@ -1414,6 +1418,10 @@ DEFINE_CLOCK(ipu_di0_clk, 0, MXC_CCM_CCGR6, MXC_CCM_CCGRx_CG5_OFFSET, DEFINE_CLOCK(ipu_di1_clk, 0, MXC_CCM_CCGR6, MXC_CCM_CCGRx_CG6_OFFSET, NULL, NULL, &pll3_sw_clk, NULL); +/* PATA */ +DEFINE_CLOCK(pata_clk, 0, MXC_CCM_CCGR4, MXC_CCM_CCGRx_CG0_OFFSET, + NULL, NULL, &ipg_clk, &spba_clk); + #define _REGISTER_CLOCK(d, n, c) \ { \ .dev_id = d, \ @@ -1470,6 +1478,7 @@ static struct clk_lookup mx51_lookups[] = { _REGISTER_CLOCK("imx-ipuv3", "di0", ipu_di0_clk) _REGISTER_CLOCK("imx-ipuv3", "di1", ipu_di1_clk) _REGISTER_CLOCK(NULL, "gpc_dvfs", gpc_dvfs_clk) + _REGISTER_CLOCK("pata_imx", NULL, pata_clk) }; static struct clk_lookup mx53_lookups[] = { @@ -1503,6 +1512,7 @@ static struct clk_lookup mx53_lookups[] = { _REGISTER_CLOCK("imx-ssi.1", NULL, ssi2_clk) _REGISTER_CLOCK("imx-ssi.2", NULL, ssi3_clk) _REGISTER_CLOCK("imx-keypad", NULL, dummy_clk) + _REGISTER_CLOCK("pata_imx", NULL, pata_clk) }; static void clk_tree_init(void) @@ -1544,9 +1554,8 @@ int __init mx51_clocks_init(unsigned long ckil, unsigned long osc, clk_enable(&main_bus_clk); clk_enable(&iim_clk); - mx51_revision(); + imx_print_silicon_rev("i.MX51", mx51_revision()); clk_disable(&iim_clk); - mx51_display_revision(); /* move usb_phy_clk to 24MHz */ clk_set_parent(&usb_phy1_clk, &osc_clk); @@ -1588,9 +1597,8 @@ int __init mx53_clocks_init(unsigned long ckil, unsigned long osc, clk_enable(&main_bus_clk); clk_enable(&iim_clk); - mx53_revision(); + imx_print_silicon_rev("i.MX53", mx53_revision()); clk_disable(&iim_clk); - mx53_display_revision(); /* Set SDHC parents to be PLL2 */ clk_set_parent(&esdhc1_clk, &pll2_sw_clk); |