* [PATCH 2/2] ARM: i.MX25 clk: Use of_clk_init() for DT case
2014-06-13 12:55 [PATCH 1/2] ARM: dts: i.MX25: Fix gpt4 timer per clock Denis Carikli
@ 2014-06-13 12:55 ` Denis Carikli
2014-06-21 6:51 ` Shawn Guo
2014-06-21 6:36 ` [PATCH 1/2] ARM: dts: i.MX25: Fix gpt4 timer per clock Shawn Guo
1 sibling, 1 reply; 6+ messages in thread
From: Denis Carikli @ 2014-06-13 12:55 UTC (permalink / raw)
To: linux-arm-kernel
Replace .init_time() hook with of_clk_init() for DT targets.
Based on:
d4347ee ARM: i.MX27 clk: Use of_clk_init() for DT case
Signed-off-by: Denis Carikli <denis@eukrea.com>
---
arch/arm/mach-imx/clk-imx25.c | 287 +++++++++++++++++++++--------------------
arch/arm/mach-imx/common.h | 1 -
arch/arm/mach-imx/imx25-dt.c | 6 -
3 files changed, 144 insertions(+), 150 deletions(-)
diff --git a/arch/arm/mach-imx/clk-imx25.c b/arch/arm/mach-imx/clk-imx25.c
index 2423c09..7a16a5d 100644
--- a/arch/arm/mach-imx/clk-imx25.c
+++ b/arch/arm/mach-imx/clk-imx25.c
@@ -32,31 +32,29 @@
#include "hardware.h"
#include "mx25.h"
-#define CRM_BASE MX25_IO_ADDRESS(MX25_CRM_BASE_ADDR)
+static void __iomem *ccm __initdata;
-#define CCM_MPCTL 0x00
-#define CCM_UPCTL 0x04
-#define CCM_CCTL 0x08
-#define CCM_CGCR0 0x0C
-#define CCM_CGCR1 0x10
-#define CCM_CGCR2 0x14
-#define CCM_PCDR0 0x18
-#define CCM_PCDR1 0x1C
-#define CCM_PCDR2 0x20
-#define CCM_PCDR3 0x24
-#define CCM_RCSR 0x28
-#define CCM_CRDR 0x2C
-#define CCM_DCVR0 0x30
-#define CCM_DCVR1 0x34
-#define CCM_DCVR2 0x38
-#define CCM_DCVR3 0x3c
-#define CCM_LTR0 0x40
-#define CCM_LTR1 0x44
-#define CCM_LTR2 0x48
-#define CCM_LTR3 0x4c
-#define CCM_MCR 0x64
-
-#define ccm(x) (CRM_BASE + (x))
+#define CCM_MPCTL (ccm + 0x00)
+#define CCM_UPCTL (ccm + 0x04)
+#define CCM_CCTL (ccm + 0x08)
+#define CCM_CGCR0 (ccm + 0x0C)
+#define CCM_CGCR1 (ccm + 0x10)
+#define CCM_CGCR2 (ccm + 0x14)
+#define CCM_PCDR0 (ccm + 0x18)
+#define CCM_PCDR1 (ccm + 0x1C)
+#define CCM_PCDR2 (ccm + 0x20)
+#define CCM_PCDR3 (ccm + 0x24)
+#define CCM_RCSR (ccm + 0x28)
+#define CCM_CRDR (ccm + 0x2C)
+#define CCM_DCVR0 (ccm + 0x30)
+#define CCM_DCVR1 (ccm + 0x34)
+#define CCM_DCVR2 (ccm + 0x38)
+#define CCM_DCVR3 (ccm + 0x3c)
+#define CCM_LTR0 (ccm + 0x40)
+#define CCM_LTR1 (ccm + 0x44)
+#define CCM_LTR2 (ccm + 0x48)
+#define CCM_LTR3 (ccm + 0x4c)
+#define CCM_MCR (ccm + 0x64)
static struct clk_onecell_data clk_data;
@@ -95,134 +93,136 @@ static int __init __mx25_clocks_init(unsigned long osc_rate)
{
int i;
+ BUG_ON(!ccm);
+
clk[dummy] = imx_clk_fixed("dummy", 0);
clk[osc] = imx_clk_fixed("osc", osc_rate);
- clk[mpll] = imx_clk_pllv1("mpll", "osc", ccm(CCM_MPCTL));
- clk[upll] = imx_clk_pllv1("upll", "osc", ccm(CCM_UPCTL));
+ clk[mpll] = imx_clk_pllv1("mpll", "osc", CCM_MPCTL);
+ clk[upll] = imx_clk_pllv1("upll", "osc", CCM_UPCTL);
clk[mpll_cpu_3_4] = imx_clk_fixed_factor("mpll_cpu_3_4", "mpll", 3, 4);
- clk[cpu_sel] = imx_clk_mux("cpu_sel", ccm(CCM_CCTL), 14, 1, cpu_sel_clks, ARRAY_SIZE(cpu_sel_clks));
- clk[cpu] = imx_clk_divider("cpu", "cpu_sel", ccm(CCM_CCTL), 30, 2);
- clk[ahb] = imx_clk_divider("ahb", "cpu", ccm(CCM_CCTL), 28, 2);
- clk[usb_div] = imx_clk_divider("usb_div", "upll", ccm(CCM_CCTL), 16, 6);
+ clk[cpu_sel] = imx_clk_mux("cpu_sel", CCM_CCTL, 14, 1, cpu_sel_clks, ARRAY_SIZE(cpu_sel_clks));
+ clk[cpu] = imx_clk_divider("cpu", "cpu_sel", CCM_CCTL, 30, 2);
+ clk[ahb] = imx_clk_divider("ahb", "cpu", CCM_CCTL, 28, 2);
+ clk[usb_div] = imx_clk_divider("usb_div", "upll", CCM_CCTL, 16, 6);
clk[ipg] = imx_clk_fixed_factor("ipg", "ahb", 1, 2);
- clk[per0_sel] = imx_clk_mux("per0_sel", ccm(CCM_MCR), 0, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
- clk[per1_sel] = imx_clk_mux("per1_sel", ccm(CCM_MCR), 1, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
- clk[per2_sel] = imx_clk_mux("per2_sel", ccm(CCM_MCR), 2, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
- clk[per3_sel] = imx_clk_mux("per3_sel", ccm(CCM_MCR), 3, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
- clk[per4_sel] = imx_clk_mux("per4_sel", ccm(CCM_MCR), 4, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
- clk[per5_sel] = imx_clk_mux("per5_sel", ccm(CCM_MCR), 5, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
- clk[per6_sel] = imx_clk_mux("per6_sel", ccm(CCM_MCR), 6, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
- clk[per7_sel] = imx_clk_mux("per7_sel", ccm(CCM_MCR), 7, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
- clk[per8_sel] = imx_clk_mux("per8_sel", ccm(CCM_MCR), 8, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
- clk[per9_sel] = imx_clk_mux("per9_sel", ccm(CCM_MCR), 9, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
- clk[per10_sel] = imx_clk_mux("per10_sel", ccm(CCM_MCR), 10, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
- clk[per11_sel] = imx_clk_mux("per11_sel", ccm(CCM_MCR), 11, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
- clk[per12_sel] = imx_clk_mux("per12_sel", ccm(CCM_MCR), 12, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
- clk[per13_sel] = imx_clk_mux("per13_sel", ccm(CCM_MCR), 13, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
- clk[per14_sel] = imx_clk_mux("per14_sel", ccm(CCM_MCR), 14, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
- clk[per15_sel] = imx_clk_mux("per15_sel", ccm(CCM_MCR), 15, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
- clk[cko_div] = imx_clk_divider("cko_div", "cko_sel", ccm(CCM_MCR), 24, 6);
- clk[cko_sel] = imx_clk_mux("cko_sel", ccm(CCM_MCR), 20, 4, cko_sel_clks, ARRAY_SIZE(cko_sel_clks));
- clk[cko] = imx_clk_gate("cko", "cko_div", ccm(CCM_MCR), 30);
- clk[per0] = imx_clk_divider("per0", "per0_sel", ccm(CCM_PCDR0), 0, 6);
- clk[per1] = imx_clk_divider("per1", "per1_sel", ccm(CCM_PCDR0), 8, 6);
- clk[per2] = imx_clk_divider("per2", "per2_sel", ccm(CCM_PCDR0), 16, 6);
- clk[per3] = imx_clk_divider("per3", "per3_sel", ccm(CCM_PCDR0), 24, 6);
- clk[per4] = imx_clk_divider("per4", "per4_sel", ccm(CCM_PCDR1), 0, 6);
- clk[per5] = imx_clk_divider("per5", "per5_sel", ccm(CCM_PCDR1), 8, 6);
- clk[per6] = imx_clk_divider("per6", "per6_sel", ccm(CCM_PCDR1), 16, 6);
- clk[per7] = imx_clk_divider("per7", "per7_sel", ccm(CCM_PCDR1), 24, 6);
- clk[per8] = imx_clk_divider("per8", "per8_sel", ccm(CCM_PCDR2), 0, 6);
- clk[per9] = imx_clk_divider("per9", "per9_sel", ccm(CCM_PCDR2), 8, 6);
- clk[per10] = imx_clk_divider("per10", "per10_sel", ccm(CCM_PCDR2), 16, 6);
- clk[per11] = imx_clk_divider("per11", "per11_sel", ccm(CCM_PCDR2), 24, 6);
- clk[per12] = imx_clk_divider("per12", "per12_sel", ccm(CCM_PCDR3), 0, 6);
- clk[per13] = imx_clk_divider("per13", "per13_sel", ccm(CCM_PCDR3), 8, 6);
- clk[per14] = imx_clk_divider("per14", "per14_sel", ccm(CCM_PCDR3), 16, 6);
- clk[per15] = imx_clk_divider("per15", "per15_sel", ccm(CCM_PCDR3), 24, 6);
- clk[csi_ipg_per] = imx_clk_gate("csi_ipg_per", "per0", ccm(CCM_CGCR0), 0);
- clk[epit_ipg_per] = imx_clk_gate("epit_ipg_per", "per1", ccm(CCM_CGCR0), 1);
- clk[esai_ipg_per] = imx_clk_gate("esai_ipg_per", "per2", ccm(CCM_CGCR0), 2);
- clk[esdhc1_ipg_per] = imx_clk_gate("esdhc1_ipg_per", "per3", ccm(CCM_CGCR0), 3);
- clk[esdhc2_ipg_per] = imx_clk_gate("esdhc2_ipg_per", "per4", ccm(CCM_CGCR0), 4);
- clk[gpt_ipg_per] = imx_clk_gate("gpt_ipg_per", "per5", ccm(CCM_CGCR0), 5);
- clk[i2c_ipg_per] = imx_clk_gate("i2c_ipg_per", "per6", ccm(CCM_CGCR0), 6);
- clk[lcdc_ipg_per] = imx_clk_gate("lcdc_ipg_per", "per7", ccm(CCM_CGCR0), 7);
- clk[nfc_ipg_per] = imx_clk_gate("nfc_ipg_per", "per8", ccm(CCM_CGCR0), 8);
- clk[owire_ipg_per] = imx_clk_gate("owire_ipg_per", "per9", ccm(CCM_CGCR0), 9);
- clk[pwm_ipg_per] = imx_clk_gate("pwm_ipg_per", "per10", ccm(CCM_CGCR0), 10);
- clk[sim1_ipg_per] = imx_clk_gate("sim1_ipg_per", "per11", ccm(CCM_CGCR0), 11);
- clk[sim2_ipg_per] = imx_clk_gate("sim2_ipg_per", "per12", ccm(CCM_CGCR0), 12);
- clk[ssi1_ipg_per] = imx_clk_gate("ssi1_ipg_per", "per13", ccm(CCM_CGCR0), 13);
- clk[ssi2_ipg_per] = imx_clk_gate("ssi2_ipg_per", "per14", ccm(CCM_CGCR0), 14);
- clk[uart_ipg_per] = imx_clk_gate("uart_ipg_per", "per15", ccm(CCM_CGCR0), 15);
- clk[ata_ahb] = imx_clk_gate("ata_ahb", "ahb", ccm(CCM_CGCR0), 16);
+ clk[per0_sel] = imx_clk_mux("per0_sel", CCM_MCR, 0, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
+ clk[per1_sel] = imx_clk_mux("per1_sel", CCM_MCR, 1, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
+ clk[per2_sel] = imx_clk_mux("per2_sel", CCM_MCR, 2, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
+ clk[per3_sel] = imx_clk_mux("per3_sel", CCM_MCR, 3, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
+ clk[per4_sel] = imx_clk_mux("per4_sel", CCM_MCR, 4, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
+ clk[per5_sel] = imx_clk_mux("per5_sel", CCM_MCR, 5, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
+ clk[per6_sel] = imx_clk_mux("per6_sel", CCM_MCR, 6, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
+ clk[per7_sel] = imx_clk_mux("per7_sel", CCM_MCR, 7, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
+ clk[per8_sel] = imx_clk_mux("per8_sel", CCM_MCR, 8, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
+ clk[per9_sel] = imx_clk_mux("per9_sel", CCM_MCR, 9, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
+ clk[per10_sel] = imx_clk_mux("per10_sel", CCM_MCR, 10, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
+ clk[per11_sel] = imx_clk_mux("per11_sel", CCM_MCR, 11, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
+ clk[per12_sel] = imx_clk_mux("per12_sel", CCM_MCR, 12, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
+ clk[per13_sel] = imx_clk_mux("per13_sel", CCM_MCR, 13, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
+ clk[per14_sel] = imx_clk_mux("per14_sel", CCM_MCR, 14, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
+ clk[per15_sel] = imx_clk_mux("per15_sel", CCM_MCR, 15, 1, per_sel_clks, ARRAY_SIZE(per_sel_clks));
+ clk[cko_div] = imx_clk_divider("cko_div", "cko_sel", CCM_MCR, 24, 6);
+ clk[cko_sel] = imx_clk_mux("cko_sel", CCM_MCR, 20, 4, cko_sel_clks, ARRAY_SIZE(cko_sel_clks));
+ clk[cko] = imx_clk_gate("cko", "cko_div", CCM_MCR, 30);
+ clk[per0] = imx_clk_divider("per0", "per0_sel", CCM_PCDR0, 0, 6);
+ clk[per1] = imx_clk_divider("per1", "per1_sel", CCM_PCDR0, 8, 6);
+ clk[per2] = imx_clk_divider("per2", "per2_sel", CCM_PCDR0, 16, 6);
+ clk[per3] = imx_clk_divider("per3", "per3_sel", CCM_PCDR0, 24, 6);
+ clk[per4] = imx_clk_divider("per4", "per4_sel", CCM_PCDR1, 0, 6);
+ clk[per5] = imx_clk_divider("per5", "per5_sel", CCM_PCDR1, 8, 6);
+ clk[per6] = imx_clk_divider("per6", "per6_sel", CCM_PCDR1, 16, 6);
+ clk[per7] = imx_clk_divider("per7", "per7_sel", CCM_PCDR1, 24, 6);
+ clk[per8] = imx_clk_divider("per8", "per8_sel", CCM_PCDR2, 0, 6);
+ clk[per9] = imx_clk_divider("per9", "per9_sel", CCM_PCDR2, 8, 6);
+ clk[per10] = imx_clk_divider("per10", "per10_sel", CCM_PCDR2, 16, 6);
+ clk[per11] = imx_clk_divider("per11", "per11_sel", CCM_PCDR2, 24, 6);
+ clk[per12] = imx_clk_divider("per12", "per12_sel", CCM_PCDR3, 0, 6);
+ clk[per13] = imx_clk_divider("per13", "per13_sel", CCM_PCDR3, 8, 6);
+ clk[per14] = imx_clk_divider("per14", "per14_sel", CCM_PCDR3, 16, 6);
+ clk[per15] = imx_clk_divider("per15", "per15_sel", CCM_PCDR3, 24, 6);
+ clk[csi_ipg_per] = imx_clk_gate("csi_ipg_per", "per0", CCM_CGCR0, 0);
+ clk[epit_ipg_per] = imx_clk_gate("epit_ipg_per", "per1", CCM_CGCR0, 1);
+ clk[esai_ipg_per] = imx_clk_gate("esai_ipg_per", "per2", CCM_CGCR0, 2);
+ clk[esdhc1_ipg_per] = imx_clk_gate("esdhc1_ipg_per", "per3", CCM_CGCR0, 3);
+ clk[esdhc2_ipg_per] = imx_clk_gate("esdhc2_ipg_per", "per4", CCM_CGCR0, 4);
+ clk[gpt_ipg_per] = imx_clk_gate("gpt_ipg_per", "per5", CCM_CGCR0, 5);
+ clk[i2c_ipg_per] = imx_clk_gate("i2c_ipg_per", "per6", CCM_CGCR0, 6);
+ clk[lcdc_ipg_per] = imx_clk_gate("lcdc_ipg_per", "per7", CCM_CGCR0, 7);
+ clk[nfc_ipg_per] = imx_clk_gate("nfc_ipg_per", "per8", CCM_CGCR0, 8);
+ clk[owire_ipg_per] = imx_clk_gate("owire_ipg_per", "per9", CCM_CGCR0, 9);
+ clk[pwm_ipg_per] = imx_clk_gate("pwm_ipg_per", "per10", CCM_CGCR0, 10);
+ clk[sim1_ipg_per] = imx_clk_gate("sim1_ipg_per", "per11", CCM_CGCR0, 11);
+ clk[sim2_ipg_per] = imx_clk_gate("sim2_ipg_per", "per12", CCM_CGCR0, 12);
+ clk[ssi1_ipg_per] = imx_clk_gate("ssi1_ipg_per", "per13", CCM_CGCR0, 13);
+ clk[ssi2_ipg_per] = imx_clk_gate("ssi2_ipg_per", "per14", CCM_CGCR0, 14);
+ clk[uart_ipg_per] = imx_clk_gate("uart_ipg_per", "per15", CCM_CGCR0, 15);
+ clk[ata_ahb] = imx_clk_gate("ata_ahb", "ahb", CCM_CGCR0, 16);
/* CCM_CGCR0(17): reserved */
- clk[csi_ahb] = imx_clk_gate("csi_ahb", "ahb", ccm(CCM_CGCR0), 18);
- clk[emi_ahb] = imx_clk_gate("emi_ahb", "ahb", ccm(CCM_CGCR0), 19);
- clk[esai_ahb] = imx_clk_gate("esai_ahb", "ahb", ccm(CCM_CGCR0), 20);
- clk[esdhc1_ahb] = imx_clk_gate("esdhc1_ahb", "ahb", ccm(CCM_CGCR0), 21);
- clk[esdhc2_ahb] = imx_clk_gate("esdhc2_ahb", "ahb", ccm(CCM_CGCR0), 22);
- clk[fec_ahb] = imx_clk_gate("fec_ahb", "ahb", ccm(CCM_CGCR0), 23);
- clk[lcdc_ahb] = imx_clk_gate("lcdc_ahb", "ahb", ccm(CCM_CGCR0), 24);
- clk[rtic_ahb] = imx_clk_gate("rtic_ahb", "ahb", ccm(CCM_CGCR0), 25);
- clk[sdma_ahb] = imx_clk_gate("sdma_ahb", "ahb", ccm(CCM_CGCR0), 26);
- clk[slcdc_ahb] = imx_clk_gate("slcdc_ahb", "ahb", ccm(CCM_CGCR0), 27);
- clk[usbotg_ahb] = imx_clk_gate("usbotg_ahb", "ahb", ccm(CCM_CGCR0), 28);
+ clk[csi_ahb] = imx_clk_gate("csi_ahb", "ahb", CCM_CGCR0, 18);
+ clk[emi_ahb] = imx_clk_gate("emi_ahb", "ahb", CCM_CGCR0, 19);
+ clk[esai_ahb] = imx_clk_gate("esai_ahb", "ahb", CCM_CGCR0, 20);
+ clk[esdhc1_ahb] = imx_clk_gate("esdhc1_ahb", "ahb", CCM_CGCR0, 21);
+ clk[esdhc2_ahb] = imx_clk_gate("esdhc2_ahb", "ahb", CCM_CGCR0, 22);
+ clk[fec_ahb] = imx_clk_gate("fec_ahb", "ahb", CCM_CGCR0, 23);
+ clk[lcdc_ahb] = imx_clk_gate("lcdc_ahb", "ahb", CCM_CGCR0, 24);
+ clk[rtic_ahb] = imx_clk_gate("rtic_ahb", "ahb", CCM_CGCR0, 25);
+ clk[sdma_ahb] = imx_clk_gate("sdma_ahb", "ahb", CCM_CGCR0, 26);
+ clk[slcdc_ahb] = imx_clk_gate("slcdc_ahb", "ahb", CCM_CGCR0, 27);
+ clk[usbotg_ahb] = imx_clk_gate("usbotg_ahb", "ahb", CCM_CGCR0, 28);
/* CCM_CGCR0(29-31): reserved */
/* CCM_CGCR1(0): reserved in datasheet, used as audmux in FSL kernel */
- clk[can1_ipg] = imx_clk_gate("can1_ipg", "ipg", ccm(CCM_CGCR1), 2);
- clk[can2_ipg] = imx_clk_gate("can2_ipg", "ipg", ccm(CCM_CGCR1), 3);
- clk[csi_ipg] = imx_clk_gate("csi_ipg", "ipg", ccm(CCM_CGCR1), 4);
- clk[cspi1_ipg] = imx_clk_gate("cspi1_ipg", "ipg", ccm(CCM_CGCR1), 5);
- clk[cspi2_ipg] = imx_clk_gate("cspi2_ipg", "ipg", ccm(CCM_CGCR1), 6);
- clk[cspi3_ipg] = imx_clk_gate("cspi3_ipg", "ipg", ccm(CCM_CGCR1), 7);
- clk[dryice_ipg] = imx_clk_gate("dryice_ipg", "ipg", ccm(CCM_CGCR1), 8);
- clk[ect_ipg] = imx_clk_gate("ect_ipg", "ipg", ccm(CCM_CGCR1), 9);
- clk[epit1_ipg] = imx_clk_gate("epit1_ipg", "ipg", ccm(CCM_CGCR1), 10);
- clk[epit2_ipg] = imx_clk_gate("epit2_ipg", "ipg", ccm(CCM_CGCR1), 11);
+ clk[can1_ipg] = imx_clk_gate("can1_ipg", "ipg", CCM_CGCR1, 2);
+ clk[can2_ipg] = imx_clk_gate("can2_ipg", "ipg", CCM_CGCR1, 3);
+ clk[csi_ipg] = imx_clk_gate("csi_ipg", "ipg", CCM_CGCR1, 4);
+ clk[cspi1_ipg] = imx_clk_gate("cspi1_ipg", "ipg", CCM_CGCR1, 5);
+ clk[cspi2_ipg] = imx_clk_gate("cspi2_ipg", "ipg", CCM_CGCR1, 6);
+ clk[cspi3_ipg] = imx_clk_gate("cspi3_ipg", "ipg", CCM_CGCR1, 7);
+ clk[dryice_ipg] = imx_clk_gate("dryice_ipg", "ipg", CCM_CGCR1, 8);
+ clk[ect_ipg] = imx_clk_gate("ect_ipg", "ipg", CCM_CGCR1, 9);
+ clk[epit1_ipg] = imx_clk_gate("epit1_ipg", "ipg", CCM_CGCR1, 10);
+ clk[epit2_ipg] = imx_clk_gate("epit2_ipg", "ipg", CCM_CGCR1, 11);
/* CCM_CGCR1(12): reserved in datasheet, used as esai in FSL kernel */
- clk[esdhc1_ipg] = imx_clk_gate("esdhc1_ipg", "ipg", ccm(CCM_CGCR1), 13);
- clk[esdhc2_ipg] = imx_clk_gate("esdhc2_ipg", "ipg", ccm(CCM_CGCR1), 14);
- clk[fec_ipg] = imx_clk_gate("fec_ipg", "ipg", ccm(CCM_CGCR1), 15);
+ clk[esdhc1_ipg] = imx_clk_gate("esdhc1_ipg", "ipg", CCM_CGCR1, 13);
+ clk[esdhc2_ipg] = imx_clk_gate("esdhc2_ipg", "ipg", CCM_CGCR1, 14);
+ clk[fec_ipg] = imx_clk_gate("fec_ipg", "ipg", CCM_CGCR1, 15);
/* CCM_CGCR1(16): reserved in datasheet, used as gpio1 in FSL kernel */
/* CCM_CGCR1(17): reserved in datasheet, used as gpio2 in FSL kernel */
/* CCM_CGCR1(18): reserved in datasheet, used as gpio3 in FSL kernel */
- clk[gpt1_ipg] = imx_clk_gate("gpt1_ipg", "ipg", ccm(CCM_CGCR1), 19);
- clk[gpt2_ipg] = imx_clk_gate("gpt2_ipg", "ipg", ccm(CCM_CGCR1), 20);
- clk[gpt3_ipg] = imx_clk_gate("gpt3_ipg", "ipg", ccm(CCM_CGCR1), 21);
- clk[gpt4_ipg] = imx_clk_gate("gpt4_ipg", "ipg", ccm(CCM_CGCR1), 22);
+ clk[gpt1_ipg] = imx_clk_gate("gpt1_ipg", "ipg", CCM_CGCR1, 19);
+ clk[gpt2_ipg] = imx_clk_gate("gpt2_ipg", "ipg", CCM_CGCR1, 20);
+ clk[gpt3_ipg] = imx_clk_gate("gpt3_ipg", "ipg", CCM_CGCR1, 21);
+ clk[gpt4_ipg] = imx_clk_gate("gpt4_ipg", "ipg", CCM_CGCR1, 22);
/* CCM_CGCR1(23): reserved in datasheet, used as i2c1 in FSL kernel */
/* CCM_CGCR1(24): reserved in datasheet, used as i2c2 in FSL kernel */
/* CCM_CGCR1(25): reserved in datasheet, used as i2c3 in FSL kernel */
- clk[iim_ipg] = imx_clk_gate("iim_ipg", "ipg", ccm(CCM_CGCR1), 26);
+ clk[iim_ipg] = imx_clk_gate("iim_ipg", "ipg", CCM_CGCR1, 26);
/* CCM_CGCR1(27): reserved in datasheet, used as iomuxc in FSL kernel */
/* CCM_CGCR1(28): reserved in datasheet, used as kpp in FSL kernel */
- clk[kpp_ipg] = imx_clk_gate("kpp_ipg", "ipg", ccm(CCM_CGCR1), 28);
- clk[lcdc_ipg] = imx_clk_gate("lcdc_ipg", "ipg", ccm(CCM_CGCR1), 29);
+ clk[kpp_ipg] = imx_clk_gate("kpp_ipg", "ipg", CCM_CGCR1, 28);
+ clk[lcdc_ipg] = imx_clk_gate("lcdc_ipg", "ipg", CCM_CGCR1, 29);
/* CCM_CGCR1(30): reserved in datasheet, used as owire in FSL kernel */
- clk[pwm1_ipg] = imx_clk_gate("pwm1_ipg", "ipg", ccm(CCM_CGCR1), 31);
- clk[pwm2_ipg] = imx_clk_gate("pwm2_ipg", "ipg", ccm(CCM_CGCR2), 0);
- clk[pwm3_ipg] = imx_clk_gate("pwm3_ipg", "ipg", ccm(CCM_CGCR2), 1);
- clk[pwm4_ipg] = imx_clk_gate("pwm4_ipg", "ipg", ccm(CCM_CGCR2), 2);
- clk[rngb_ipg] = imx_clk_gate("rngb_ipg", "ipg", ccm(CCM_CGCR2), 3);
+ clk[pwm1_ipg] = imx_clk_gate("pwm1_ipg", "ipg", CCM_CGCR1, 31);
+ clk[pwm2_ipg] = imx_clk_gate("pwm2_ipg", "ipg", CCM_CGCR2, 0);
+ clk[pwm3_ipg] = imx_clk_gate("pwm3_ipg", "ipg", CCM_CGCR2, 1);
+ clk[pwm4_ipg] = imx_clk_gate("pwm4_ipg", "ipg", CCM_CGCR2, 2);
+ clk[rngb_ipg] = imx_clk_gate("rngb_ipg", "ipg", CCM_CGCR2, 3);
/* CCM_CGCR2(4): reserved in datasheet, used as rtic in FSL kernel */
- clk[scc_ipg] = imx_clk_gate("scc_ipg", "ipg", ccm(CCM_CGCR2), 5);
- clk[sdma_ipg] = imx_clk_gate("sdma_ipg", "ipg", ccm(CCM_CGCR2), 6);
- clk[sim1_ipg] = imx_clk_gate("sim1_ipg", "ipg", ccm(CCM_CGCR2), 7);
- clk[sim2_ipg] = imx_clk_gate("sim2_ipg", "ipg", ccm(CCM_CGCR2), 8);
- clk[slcdc_ipg] = imx_clk_gate("slcdc_ipg", "ipg", ccm(CCM_CGCR2), 9);
- clk[spba_ipg] = imx_clk_gate("spba_ipg", "ipg", ccm(CCM_CGCR2), 10);
- clk[ssi1_ipg] = imx_clk_gate("ssi1_ipg", "ipg", ccm(CCM_CGCR2), 11);
- clk[ssi2_ipg] = imx_clk_gate("ssi2_ipg", "ipg", ccm(CCM_CGCR2), 12);
- clk[tsc_ipg] = imx_clk_gate("tsc_ipg", "ipg", ccm(CCM_CGCR2), 13);
- clk[uart1_ipg] = imx_clk_gate("uart1_ipg", "ipg", ccm(CCM_CGCR2), 14);
- clk[uart2_ipg] = imx_clk_gate("uart2_ipg", "ipg", ccm(CCM_CGCR2), 15);
- clk[uart3_ipg] = imx_clk_gate("uart3_ipg", "ipg", ccm(CCM_CGCR2), 16);
- clk[uart4_ipg] = imx_clk_gate("uart4_ipg", "ipg", ccm(CCM_CGCR2), 17);
- clk[uart5_ipg] = imx_clk_gate("uart5_ipg", "ipg", ccm(CCM_CGCR2), 18);
+ clk[scc_ipg] = imx_clk_gate("scc_ipg", "ipg", CCM_CGCR2, 5);
+ clk[sdma_ipg] = imx_clk_gate("sdma_ipg", "ipg", CCM_CGCR2, 6);
+ clk[sim1_ipg] = imx_clk_gate("sim1_ipg", "ipg", CCM_CGCR2, 7);
+ clk[sim2_ipg] = imx_clk_gate("sim2_ipg", "ipg", CCM_CGCR2, 8);
+ clk[slcdc_ipg] = imx_clk_gate("slcdc_ipg", "ipg", CCM_CGCR2, 9);
+ clk[spba_ipg] = imx_clk_gate("spba_ipg", "ipg", CCM_CGCR2, 10);
+ clk[ssi1_ipg] = imx_clk_gate("ssi1_ipg", "ipg", CCM_CGCR2, 11);
+ clk[ssi2_ipg] = imx_clk_gate("ssi2_ipg", "ipg", CCM_CGCR2, 12);
+ clk[tsc_ipg] = imx_clk_gate("tsc_ipg", "ipg", CCM_CGCR2, 13);
+ clk[uart1_ipg] = imx_clk_gate("uart1_ipg", "ipg", CCM_CGCR2, 14);
+ clk[uart2_ipg] = imx_clk_gate("uart2_ipg", "ipg", CCM_CGCR2, 15);
+ clk[uart3_ipg] = imx_clk_gate("uart3_ipg", "ipg", CCM_CGCR2, 16);
+ clk[uart4_ipg] = imx_clk_gate("uart4_ipg", "ipg", CCM_CGCR2, 17);
+ clk[uart5_ipg] = imx_clk_gate("uart5_ipg", "ipg", CCM_CGCR2, 18);
/* CCM_CGCR2(19): reserved in datasheet, but used as wdt in FSL kernel */
- clk[wdt_ipg] = imx_clk_gate("wdt_ipg", "ipg", ccm(CCM_CGCR2), 19);
+ clk[wdt_ipg] = imx_clk_gate("wdt_ipg", "ipg", CCM_CGCR2, 19);
for (i = 0; i < ARRAY_SIZE(clk); i++)
if (IS_ERR(clk[i]))
@@ -245,6 +245,8 @@ static int __init __mx25_clocks_init(unsigned long osc_rate)
int __init mx25_clocks_init(void)
{
+ ccm = ioremap(MX25_CRM_BASE_ADDR, SZ_16K);
+
__mx25_clocks_init(24000000);
clk_register_clkdev(clk[ipg], "ipg", "imx-gpt.0");
@@ -313,29 +315,28 @@ int __init mx25_clocks_init(void)
return 0;
}
-int __init mx25_clocks_init_dt(void)
+static void __init mx25_clocks_init_dt(struct device_node *np)
{
- struct device_node *np;
+ struct device_node *refnp;
unsigned long osc_rate = 24000000;
/* retrieve the freqency of fixed clocks from device tree */
- for_each_compatible_node(np, NULL, "fixed-clock") {
+ for_each_compatible_node(refnp, NULL, "fixed-clock") {
u32 rate;
- if (of_property_read_u32(np, "clock-frequency", &rate))
+ if (of_property_read_u32(refnp, "clock-frequency", &rate))
continue;
- if (of_device_is_compatible(np, "fsl,imx-osc"))
+ if (of_device_is_compatible(refnp, "fsl,imx-osc"))
osc_rate = rate;
}
- np = of_find_compatible_node(NULL, NULL, "fsl,imx25-ccm");
+ ccm = of_iomap(np, 0);
+ __mx25_clocks_init(osc_rate);
+
clk_data.clks = clk;
clk_data.clk_num = ARRAY_SIZE(clk);
of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data);
- __mx25_clocks_init(osc_rate);
-
mxc_timer_init_dt(of_find_compatible_node(NULL, NULL, "fsl,imx25-gpt"));
-
- return 0;
}
+CLK_OF_DECLARE(imx25_ccm, "fsl,imx25-ccm", mx25_clocks_init_dt);
diff --git a/arch/arm/mach-imx/common.h b/arch/arm/mach-imx/common.h
index 7668ff5..6d2e5f9 100644
--- a/arch/arm/mach-imx/common.h
+++ b/arch/arm/mach-imx/common.h
@@ -55,7 +55,6 @@ int mx25_clocks_init(void);
int mx27_clocks_init(unsigned long fref);
int mx31_clocks_init(unsigned long fref);
int mx35_clocks_init(void);
-int mx25_clocks_init_dt(void);
int mx31_clocks_init_dt(void);
struct platform_device *mxc_register_gpio(char *name, int id,
resource_size_t iobase, resource_size_t iosize, int irq, int irq_high);
diff --git a/arch/arm/mach-imx/imx25-dt.c b/arch/arm/mach-imx/imx25-dt.c
index 42a65e0..cf8032b 100644
--- a/arch/arm/mach-imx/imx25-dt.c
+++ b/arch/arm/mach-imx/imx25-dt.c
@@ -29,16 +29,10 @@ static const char * const imx25_dt_board_compat[] __initconst = {
NULL
};
-static void __init imx25_timer_init(void)
-{
- mx25_clocks_init_dt();
-}
-
DT_MACHINE_START(IMX25_DT, "Freescale i.MX25 (Device Tree Support)")
.map_io = mx25_map_io,
.init_early = imx25_init_early,
.init_irq = mx25_init_irq,
- .init_time = imx25_timer_init,
.init_machine = imx25_dt_init,
.dt_compat = imx25_dt_board_compat,
.restart = mxc_restart,
--
1.7.9.5
^ permalink raw reply related [flat|nested] 6+ messages in thread