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Diffstat (limited to 'arch/arm/mach-imx/clk-imx31.c')
-rw-r--r--arch/arm/mach-imx/clk-imx31.c44
1 files changed, 26 insertions, 18 deletions
diff --git a/arch/arm/mach-imx/clk-imx31.c b/arch/arm/mach-imx/clk-imx31.c
index 1253af2d997..4a9de0835eb 100644
--- a/arch/arm/mach-imx/clk-imx31.c
+++ b/arch/arm/mach-imx/clk-imx31.c
@@ -22,12 +22,11 @@
#include <linux/err.h>
#include <linux/of.h>
-#include <mach/hardware.h>
-#include <mach/mx31.h>
-#include <mach/common.h>
-
#include "clk.h"
+#include "common.h"
#include "crmregs-imx3.h"
+#include "hardware.h"
+#include "mx31.h"
static const char *mcu_main_sel[] = { "spll", "mpll", };
static const char *per_sel[] = { "per_div", "ipg", };
@@ -35,8 +34,8 @@ static const char *csi_sel[] = { "upll", "spll", };
static const char *fir_sel[] = { "mcu_main", "upll", "spll" };
enum mx31_clks {
- ckih, ckil, mpll, spll, upll, mcu_main, hsp, ahb, nfc, ipg, per_div,
- per, csi, fir, csi_div, usb_div_pre, usb_div_post, fir_div_pre,
+ dummy, ckih, ckil, mpll, spll, upll, mcu_main, hsp, ahb, nfc, ipg,
+ per_div, per, csi, fir, csi_div, usb_div_pre, usb_div_post, fir_div_pre,
fir_div_post, sdhc1_gate, sdhc2_gate, gpt_gate, epit1_gate, epit2_gate,
iim_gate, ata_gate, sdma_gate, cspi3_gate, rng_gate, uart1_gate,
uart2_gate, ssi1_gate, i2c1_gate, i2c2_gate, i2c3_gate, hantro_gate,
@@ -47,12 +46,15 @@ enum mx31_clks {
};
static struct clk *clk[clk_max];
+static struct clk_onecell_data clk_data;
int __init mx31_clocks_init(unsigned long fref)
{
void __iomem *base = MX31_IO_ADDRESS(MX31_CCM_BASE_ADDR);
int i;
+ struct device_node *np;
+ clk[dummy] = imx_clk_fixed("dummy", 0);
clk[ckih] = imx_clk_fixed("ckih", fref);
clk[ckil] = imx_clk_fixed("ckil", 32768);
clk[mpll] = imx_clk_pllv1("mpll", "ckih", base + MXC_CCM_MPCTL);
@@ -117,6 +119,14 @@ int __init mx31_clocks_init(unsigned long fref)
pr_err("imx31 clk %d: register failed with %ld\n",
i, PTR_ERR(clk[i]));
+ np = of_find_compatible_node(NULL, NULL, "fsl,imx31-ccm");
+
+ if (np) {
+ clk_data.clks = clk;
+ clk_data.clk_num = ARRAY_SIZE(clk);
+ of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data);
+ }
+
clk_register_clkdev(clk[gpt_gate], "per", "imx-gpt.0");
clk_register_clkdev(clk[ipg], "ipg", "imx-gpt.0");
clk_register_clkdev(clk[cspi1_gate], NULL, "imx31-cspi.0");
@@ -124,10 +134,10 @@ int __init mx31_clocks_init(unsigned long fref)
clk_register_clkdev(clk[cspi3_gate], NULL, "imx31-cspi.2");
clk_register_clkdev(clk[pwm_gate], "pwm", NULL);
clk_register_clkdev(clk[wdog_gate], NULL, "imx2-wdt.0");
- clk_register_clkdev(clk[rtc_gate], NULL, "mxc_rtc");
+ clk_register_clkdev(clk[rtc_gate], NULL, "imx21-rtc");
clk_register_clkdev(clk[epit1_gate], "epit", NULL);
clk_register_clkdev(clk[epit2_gate], "epit", NULL);
- clk_register_clkdev(clk[nfc], NULL, "mxc_nand.0");
+ clk_register_clkdev(clk[nfc], NULL, "imx27-nand.0");
clk_register_clkdev(clk[ipu_gate], NULL, "ipu-core");
clk_register_clkdev(clk[ipu_gate], NULL, "mx3_sdc_fb");
clk_register_clkdev(clk[kpp_gate], NULL, "imx-keypad");
@@ -140,9 +150,9 @@ int __init mx31_clocks_init(unsigned long fref)
clk_register_clkdev(clk[usb_div_post], "per", "mxc-ehci.2");
clk_register_clkdev(clk[usb_gate], "ahb", "mxc-ehci.2");
clk_register_clkdev(clk[ipg], "ipg", "mxc-ehci.2");
- clk_register_clkdev(clk[usb_div_post], "per", "fsl-usb2-udc");
- clk_register_clkdev(clk[usb_gate], "ahb", "fsl-usb2-udc");
- clk_register_clkdev(clk[ipg], "ipg", "fsl-usb2-udc");
+ clk_register_clkdev(clk[usb_div_post], "per", "imx-udc-mx27");
+ clk_register_clkdev(clk[usb_gate], "ahb", "imx-udc-mx27");
+ clk_register_clkdev(clk[ipg], "ipg", "imx-udc-mx27");
clk_register_clkdev(clk[csi_gate], NULL, "mx3-camera.0");
/* i.mx31 has the i.mx21 type uart */
clk_register_clkdev(clk[uart1_gate], "per", "imx21-uart.0");
@@ -155,12 +165,12 @@ int __init mx31_clocks_init(unsigned long fref)
clk_register_clkdev(clk[ipg], "ipg", "imx21-uart.3");
clk_register_clkdev(clk[uart5_gate], "per", "imx21-uart.4");
clk_register_clkdev(clk[ipg], "ipg", "imx21-uart.4");
- clk_register_clkdev(clk[i2c1_gate], NULL, "imx-i2c.0");
- clk_register_clkdev(clk[i2c2_gate], NULL, "imx-i2c.1");
- clk_register_clkdev(clk[i2c3_gate], NULL, "imx-i2c.2");
+ clk_register_clkdev(clk[i2c1_gate], NULL, "imx21-i2c.0");
+ clk_register_clkdev(clk[i2c2_gate], NULL, "imx21-i2c.1");
+ clk_register_clkdev(clk[i2c3_gate], NULL, "imx21-i2c.2");
clk_register_clkdev(clk[owire_gate], NULL, "mxc_w1.0");
- clk_register_clkdev(clk[sdhc1_gate], NULL, "mxc-mmc.0");
- clk_register_clkdev(clk[sdhc2_gate], NULL, "mxc-mmc.1");
+ clk_register_clkdev(clk[sdhc1_gate], NULL, "imx31-mmc.0");
+ clk_register_clkdev(clk[sdhc2_gate], NULL, "imx31-mmc.1");
clk_register_clkdev(clk[ssi1_gate], NULL, "imx-ssi.0");
clk_register_clkdev(clk[ssi2_gate], NULL, "imx-ssi.1");
clk_register_clkdev(clk[firi_gate], "firi", NULL);
@@ -181,7 +191,6 @@ int __init mx31_clocks_init(unsigned long fref)
return 0;
}
-#ifdef CONFIG_OF
int __init mx31_clocks_init_dt(void)
{
struct device_node *np;
@@ -197,4 +206,3 @@ int __init mx31_clocks_init_dt(void)
return mx31_clocks_init(fref);
}
-#endif