[ARM] omap: convert OMAP2 to use clkdev
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-omap2/clock24xx.c b/arch/arm/mach-omap2/clock24xx.c
index 3a0a1b8..36093ea 100644
--- a/arch/arm/mach-omap2/clock24xx.c
+++ b/arch/arm/mach-omap2/clock24xx.c
@@ -31,6 +31,7 @@
#include <mach/clock.h>
#include <mach/sram.h>
#include <asm/div64.h>
+#include <asm/clkdev.h>
#include "memory.h"
#include "clock.h"
@@ -44,6 +45,177 @@
#include "clock24xx.h"
+struct omap_clk {
+ u32 cpu;
+ struct clk_lookup lk;
+};
+
+#define CLK(dev, con, ck, cp) \
+ { \
+ .cpu = cp, \
+ .lk = { \
+ .dev_id = dev, \
+ .con_id = con, \
+ .clk = ck, \
+ }, \
+ }
+
+#define CK_243X (1 << 0)
+#define CK_242X (1 << 1)
+
+static struct omap_clk omap24xx_clks[] = {
+ /* external root sources */
+ CLK(NULL, "func_32k_ck", &func_32k_ck, CK_243X | CK_242X),
+ CLK(NULL, "osc_ck", &osc_ck, CK_243X | CK_242X),
+ CLK(NULL, "sys_ck", &sys_ck, CK_243X | CK_242X),
+ CLK(NULL, "alt_ck", &alt_ck, CK_243X | CK_242X),
+ /* internal analog sources */
+ CLK(NULL, "dpll_ck", &dpll_ck, CK_243X | CK_242X),
+ CLK(NULL, "apll96_ck", &apll96_ck, CK_243X | CK_242X),
+ CLK(NULL, "apll54_ck", &apll54_ck, CK_243X | CK_242X),
+ /* internal prcm root sources */
+ CLK(NULL, "func_54m_ck", &func_54m_ck, CK_243X | CK_242X),
+ CLK(NULL, "core_ck", &core_ck, CK_243X | CK_242X),
+ CLK(NULL, "func_96m_ck", &func_96m_ck, CK_243X | CK_242X),
+ CLK(NULL, "func_48m_ck", &func_48m_ck, CK_243X | CK_242X),
+ CLK(NULL, "func_12m_ck", &func_12m_ck, CK_243X | CK_242X),
+ CLK(NULL, "ck_wdt1_osc", &wdt1_osc_ck, CK_243X | CK_242X),
+ CLK(NULL, "sys_clkout_src", &sys_clkout_src, CK_243X | CK_242X),
+ CLK(NULL, "sys_clkout", &sys_clkout, CK_243X | CK_242X),
+ CLK(NULL, "sys_clkout2_src", &sys_clkout2_src, CK_242X),
+ CLK(NULL, "sys_clkout2", &sys_clkout2, CK_242X),
+ CLK(NULL, "emul_ck", &emul_ck, CK_242X),
+ /* mpu domain clocks */
+ CLK(NULL, "mpu_ck", &mpu_ck, CK_243X | CK_242X),
+ /* dsp domain clocks */
+ CLK(NULL, "dsp_fck", &dsp_fck, CK_243X | CK_242X),
+ CLK(NULL, "dsp_irate_ick", &dsp_irate_ick, CK_243X | CK_242X),
+ CLK(NULL, "dsp_ick", &dsp_ick, CK_242X),
+ CLK(NULL, "iva2_1_ick", &iva2_1_ick, CK_243X),
+ CLK(NULL, "iva1_ifck", &iva1_ifck, CK_242X),
+ CLK(NULL, "iva1_mpu_int_ifck", &iva1_mpu_int_ifck, CK_242X),
+ /* GFX domain clocks */
+ CLK(NULL, "gfx_3d_fck", &gfx_3d_fck, CK_243X | CK_242X),
+ CLK(NULL, "gfx_2d_fck", &gfx_2d_fck, CK_243X | CK_242X),
+ CLK(NULL, "gfx_ick", &gfx_ick, CK_243X | CK_242X),
+ /* Modem domain clocks */
+ CLK(NULL, "mdm_ick", &mdm_ick, CK_243X),
+ CLK(NULL, "mdm_osc_ck", &mdm_osc_ck, CK_243X),
+ /* DSS domain clocks */
+ CLK(NULL, "dss_ick", &dss_ick, CK_243X | CK_242X),
+ CLK(NULL, "dss1_fck", &dss1_fck, CK_243X | CK_242X),
+ CLK(NULL, "dss2_fck", &dss2_fck, CK_243X | CK_242X),
+ CLK(NULL, "dss_54m_fck", &dss_54m_fck, CK_243X | CK_242X),
+ /* L3 domain clocks */
+ CLK(NULL, "core_l3_ck", &core_l3_ck, CK_243X | CK_242X),
+ CLK(NULL, "ssi_fck", &ssi_ssr_sst_fck, CK_243X | CK_242X),
+ CLK(NULL, "usb_l4_ick", &usb_l4_ick, CK_243X | CK_242X),
+ /* L4 domain clocks */
+ CLK(NULL, "l4_ck", &l4_ck, CK_243X | CK_242X),
+ /* virtual meta-group clock */
+ CLK(NULL, "virt_prcm_set", &virt_prcm_set, CK_243X | CK_242X),
+ /* general l4 interface ck, multi-parent functional clk */
+ CLK(NULL, "gpt1_ick", &gpt1_ick, CK_243X | CK_242X),
+ CLK(NULL, "gpt1_fck", &gpt1_fck, CK_243X | CK_242X),
+ CLK(NULL, "gpt2_ick", &gpt2_ick, CK_243X | CK_242X),
+ CLK(NULL, "gpt2_fck", &gpt2_fck, CK_243X | CK_242X),
+ CLK(NULL, "gpt3_ick", &gpt3_ick, CK_243X | CK_242X),
+ CLK(NULL, "gpt3_fck", &gpt3_fck, CK_243X | CK_242X),
+ CLK(NULL, "gpt4_ick", &gpt4_ick, CK_243X | CK_242X),
+ CLK(NULL, "gpt4_fck", &gpt4_fck, CK_243X | CK_242X),
+ CLK(NULL, "gpt5_ick", &gpt5_ick, CK_243X | CK_242X),
+ CLK(NULL, "gpt5_fck", &gpt5_fck, CK_243X | CK_242X),
+ CLK(NULL, "gpt6_ick", &gpt6_ick, CK_243X | CK_242X),
+ CLK(NULL, "gpt6_fck", &gpt6_fck, CK_243X | CK_242X),
+ CLK(NULL, "gpt7_ick", &gpt7_ick, CK_243X | CK_242X),
+ CLK(NULL, "gpt7_fck", &gpt7_fck, CK_243X | CK_242X),
+ CLK(NULL, "gpt8_ick", &gpt8_ick, CK_243X | CK_242X),
+ CLK(NULL, "gpt8_fck", &gpt8_fck, CK_243X | CK_242X),
+ CLK(NULL, "gpt9_ick", &gpt9_ick, CK_243X | CK_242X),
+ CLK(NULL, "gpt9_fck", &gpt9_fck, CK_243X | CK_242X),
+ CLK(NULL, "gpt10_ick", &gpt10_ick, CK_243X | CK_242X),
+ CLK(NULL, "gpt10_fck", &gpt10_fck, CK_243X | CK_242X),
+ CLK(NULL, "gpt11_ick", &gpt11_ick, CK_243X | CK_242X),
+ CLK(NULL, "gpt11_fck", &gpt11_fck, CK_243X | CK_242X),
+ CLK(NULL, "gpt12_ick", &gpt12_ick, CK_243X | CK_242X),
+ CLK(NULL, "gpt12_fck", &gpt12_fck, CK_243X | CK_242X),
+ CLK("omap-mcbsp.1", "mcbsp_ick", &mcbsp1_ick, CK_243X | CK_242X),
+ CLK("omap-mcbsp.1", "mcbsp_fck", &mcbsp1_fck, CK_243X | CK_242X),
+ CLK("omap-mcbsp.2", "mcbsp_ick", &mcbsp2_ick, CK_243X | CK_242X),
+ CLK("omap-mcbsp.2", "mcbsp_fck", &mcbsp2_fck, CK_243X | CK_242X),
+ CLK("omap-mcbsp.3", "mcbsp_ick", &mcbsp3_ick, CK_243X),
+ CLK("omap-mcbsp.3", "mcbsp_fck", &mcbsp3_fck, CK_243X),
+ CLK("omap-mcbsp.4", "mcbsp_ick", &mcbsp4_ick, CK_243X),
+ CLK("omap-mcbsp.4", "mcbsp_fck", &mcbsp4_fck, CK_243X),
+ CLK("omap-mcbsp.5", "mcbsp_ick", &mcbsp5_ick, CK_243X),
+ CLK("omap-mcbsp.5", "mcbsp_fck", &mcbsp5_fck, CK_243X),
+ CLK("omap2_mcspi.1", "mcspi_ick", &mcspi1_ick, CK_243X | CK_242X),
+ CLK("omap2_mcspi.1", "mcspi_fck", &mcspi1_fck, CK_243X | CK_242X),
+ CLK("omap2_mcspi.2", "mcspi_ick", &mcspi2_ick, CK_243X | CK_242X),
+ CLK("omap2_mcspi.2", "mcspi_fck", &mcspi2_fck, CK_243X | CK_242X),
+ CLK("omap2_mcspi.3", "mcspi_ick", &mcspi3_ick, CK_243X),
+ CLK("omap2_mcspi.3", "mcspi_fck", &mcspi3_fck, CK_243X),
+ CLK(NULL, "uart1_ick", &uart1_ick, CK_243X | CK_242X),
+ CLK(NULL, "uart1_fck", &uart1_fck, CK_243X | CK_242X),
+ CLK(NULL, "uart2_ick", &uart2_ick, CK_243X | CK_242X),
+ CLK(NULL, "uart2_fck", &uart2_fck, CK_243X | CK_242X),
+ CLK(NULL, "uart3_ick", &uart3_ick, CK_243X | CK_242X),
+ CLK(NULL, "uart3_fck", &uart3_fck, CK_243X | CK_242X),
+ CLK(NULL, "gpios_ick", &gpios_ick, CK_243X | CK_242X),
+ CLK(NULL, "gpios_fck", &gpios_fck, CK_243X | CK_242X),
+ CLK(NULL, "mpu_wdt_ick", &mpu_wdt_ick, CK_243X | CK_242X),
+ CLK(NULL, "mpu_wdt_fck", &mpu_wdt_fck, CK_243X | CK_242X),
+ CLK(NULL, "sync_32k_ick", &sync_32k_ick, CK_243X | CK_242X),
+ CLK(NULL, "wdt1_ick", &wdt1_ick, CK_243X | CK_242X),
+ CLK(NULL, "omapctrl_ick", &omapctrl_ick, CK_243X | CK_242X),
+ CLK(NULL, "icr_ick", &icr_ick, CK_243X),
+ CLK(NULL, "cam_fck", &cam_fck, CK_243X | CK_242X),
+ CLK(NULL, "cam_ick", &cam_ick, CK_243X | CK_242X),
+ CLK(NULL, "mailboxes_ick", &mailboxes_ick, CK_243X | CK_242X),
+ CLK(NULL, "wdt4_ick", &wdt4_ick, CK_243X | CK_242X),
+ CLK(NULL, "wdt4_fck", &wdt4_fck, CK_243X | CK_242X),
+ CLK(NULL, "wdt3_ick", &wdt3_ick, CK_242X),
+ CLK(NULL, "wdt3_fck", &wdt3_fck, CK_242X),
+ CLK(NULL, "mspro_ick", &mspro_ick, CK_243X | CK_242X),
+ CLK(NULL, "mspro_fck", &mspro_fck, CK_243X | CK_242X),
+ CLK(NULL, "mmc_ick", &mmc_ick, CK_242X),
+ CLK(NULL, "mmc_fck", &mmc_fck, CK_242X),
+ CLK(NULL, "fac_ick", &fac_ick, CK_243X | CK_242X),
+ CLK(NULL, "fac_fck", &fac_fck, CK_243X | CK_242X),
+ CLK(NULL, "eac_ick", &eac_ick, CK_242X),
+ CLK(NULL, "eac_fck", &eac_fck, CK_242X),
+ CLK(NULL, "hdq_ick", &hdq_ick, CK_243X | CK_242X),
+ CLK(NULL, "hdq_fck", &hdq_fck, CK_243X | CK_242X),
+ CLK("i2c_omap.1", "i2c_ick", &i2c1_ick, CK_243X | CK_242X),
+ CLK("i2c_omap.1", "i2c_fck", &i2c1_fck, CK_242X),
+ CLK("i2c_omap.1", "i2c_fck", &i2chs1_fck, CK_243X),
+ CLK("i2c_omap.2", "i2c_ick", &i2c2_ick, CK_243X | CK_242X),
+ CLK("i2c_omap.2", "i2c_fck", &i2c2_fck, CK_242X),
+ CLK("i2c_omap.2", "i2c_fck", &i2chs2_fck, CK_243X),
+ CLK(NULL, "gpmc_fck", &gpmc_fck, CK_243X | CK_242X),
+ CLK(NULL, "sdma_fck", &sdma_fck, CK_243X | CK_242X),
+ CLK(NULL, "sdma_ick", &sdma_ick, CK_243X | CK_242X),
+ CLK(NULL, "vlynq_ick", &vlynq_ick, CK_242X),
+ CLK(NULL, "vlynq_fck", &vlynq_fck, CK_242X),
+ CLK(NULL, "sdrc_ick", &sdrc_ick, CK_243X),
+ CLK(NULL, "des_ick", &des_ick, CK_243X | CK_242X),
+ CLK(NULL, "sha_ick", &sha_ick, CK_243X | CK_242X),
+ CLK(NULL, "rng_ick", &rng_ick, CK_243X | CK_242X),
+ CLK(NULL, "aes_ick", &aes_ick, CK_243X | CK_242X),
+ CLK(NULL, "pka_ick", &pka_ick, CK_243X | CK_242X),
+ CLK(NULL, "usb_fck", &usb_fck, CK_243X | CK_242X),
+ CLK(NULL, "usbhs_ick", &usbhs_ick, CK_243X),
+ CLK("mmci-omap-hs.0", "mmchs_ick", &mmchs1_ick, CK_243X),
+ CLK("mmci-omap-hs.0", "mmchs_fck", &mmchs1_fck, CK_243X),
+ CLK("mmci-omap-hs.1", "mmchs_ick", &mmchs2_ick, CK_243X),
+ CLK("mmci-omap-hs.1", "mmchs_fck", &mmchs2_fck, CK_243X),
+ CLK(NULL, "gpio5_ick", &gpio5_ick, CK_243X),
+ CLK(NULL, "gpio5_fck", &gpio5_fck, CK_243X),
+ CLK(NULL, "mdm_intc_ick", &mdm_intc_ick, CK_243X),
+ CLK("mmci-omap-hs.0", "mmchsdb_fck", &mmchsdb1_fck, CK_243X),
+ CLK("mmci-omap-hs.1", "mmchsdb_fck", &mmchsdb2_fck, CK_243X),
+};
+
/* CM_CLKEN_PLL.EN_{54,96}M_PLL options (24XX) */
#define EN_APLL_STOPPED 0
#define EN_APLL_LOCKED 3
@@ -487,8 +659,8 @@
int __init omap2_clk_init(void)
{
struct prcm_config *prcm;
- struct clk **clkp;
- u32 clkrate;
+ struct omap_clk *c;
+ u32 clkrate, cpu_mask;
if (cpu_is_omap242x())
cpu_mask = RATE_IN_242X;
@@ -502,21 +674,18 @@
omap2_sys_clk_recalc(&sys_ck);
propagate_rate(&sys_ck);
- for (clkp = onchip_24xx_clks;
- clkp < onchip_24xx_clks + ARRAY_SIZE(onchip_24xx_clks);
- clkp++) {
+ cpu_mask = 0;
+ if (cpu_is_omap2420())
+ cpu_mask |= CK_242X;
+ if (cpu_is_omap2430())
+ cpu_mask |= CK_243X;
- if ((*clkp)->flags & CLOCK_IN_OMAP242X && cpu_is_omap2420()) {
- clk_register(*clkp);
- continue;
+ for (c = omap24xx_clks; c < omap24xx_clks + ARRAY_SIZE(omap24xx_clks); c++)
+ if (c->cpu & cpu_mask) {
+ clkdev_add(&c->lk);
+ clk_register(c->lk.clk);
}
- if ((*clkp)->flags & CLOCK_IN_OMAP243X && cpu_is_omap2430()) {
- clk_register(*clkp);
- continue;
- }
- }
-
/* Check the MPU rate set by bootloader */
clkrate = omap2_get_dpll_rate_24xx(&dpll_ck);
for (prcm = rate_table; prcm->mpu_speed; prcm++) {