ARM: mx27: Replace clk_register_clkdev with clock DT lookup
Similarly as it was done for mx6q, use a DT lookup in order to make maintainance
task for the clock devices easier.
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Tested-by: Markus Pargmann <mpa@pengutronix.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
diff --git a/arch/arm/mach-imx/clk-imx27.c b/arch/arm/mach-imx/clk-imx27.c
index 8e3b657..faf629e 100644
--- a/arch/arm/mach-imx/clk-imx27.c
+++ b/arch/arm/mach-imx/clk-imx27.c
@@ -86,10 +86,12 @@
};
static struct clk *clk[clk_max];
+static struct clk_onecell_data clk_data;
int __init mx27_clocks_init(unsigned long fref)
{
int i;
+ struct device_node *np;
clk[dummy] = imx_clk_fixed("dummy", 0);
clk[ckih] = imx_clk_fixed("ckih", fref);
@@ -198,6 +200,13 @@
pr_err("i.MX27 clk %d: register failed with %ld\n",
i, PTR_ERR(clk[i]));
+ np = of_find_compatible_node(NULL, NULL, "fsl,imx27-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[uart1_ipg_gate], "ipg", "imx21-uart.0");
clk_register_clkdev(clk[per1_gate], "per", "imx21-uart.0");
clk_register_clkdev(clk[uart2_ipg_gate], "ipg", "imx21-uart.1");
diff --git a/arch/arm/mach-imx/imx27-dt.c b/arch/arm/mach-imx/imx27-dt.c
index c915a49..7ee59a7 100644
--- a/arch/arm/mach-imx/imx27-dt.c
+++ b/arch/arm/mach-imx/imx27-dt.c
@@ -18,25 +18,9 @@
#include "common.h"
#include "mx27.h"
-static const struct of_dev_auxdata imx27_auxdata_lookup[] __initconst = {
- OF_DEV_AUXDATA("fsl,imx27-uart", MX27_UART1_BASE_ADDR, "imx21-uart.0", NULL),
- OF_DEV_AUXDATA("fsl,imx27-uart", MX27_UART2_BASE_ADDR, "imx21-uart.1", NULL),
- OF_DEV_AUXDATA("fsl,imx27-uart", MX27_UART3_BASE_ADDR, "imx21-uart.2", NULL),
- OF_DEV_AUXDATA("fsl,imx27-fec", MX27_FEC_BASE_ADDR, "imx27-fec.0", NULL),
- OF_DEV_AUXDATA("fsl,imx27-i2c", MX27_I2C1_BASE_ADDR, "imx21-i2c.0", NULL),
- OF_DEV_AUXDATA("fsl,imx27-i2c", MX27_I2C2_BASE_ADDR, "imx21-i2c.1", NULL),
- OF_DEV_AUXDATA("fsl,imx27-cspi", MX27_CSPI1_BASE_ADDR, "imx27-cspi.0", NULL),
- OF_DEV_AUXDATA("fsl,imx27-cspi", MX27_CSPI2_BASE_ADDR, "imx27-cspi.1", NULL),
- OF_DEV_AUXDATA("fsl,imx27-cspi", MX27_CSPI3_BASE_ADDR, "imx27-cspi.2", NULL),
- OF_DEV_AUXDATA("fsl,imx27-wdt", MX27_WDOG_BASE_ADDR, "imx2-wdt.0", NULL),
- OF_DEV_AUXDATA("fsl,imx27-nand", MX27_NFC_BASE_ADDR, "imx27-nand.0", NULL),
- { /* sentinel */ }
-};
-
static void __init imx27_dt_init(void)
{
- of_platform_populate(NULL, of_default_bus_match_table,
- imx27_auxdata_lookup, NULL);
+ of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
}
static const char * const imx27_dt_board_compat[] __initconst = {