]> www.pilppa.org Git - linux-2.6-omap-h63xx.git/blobdiff - arch/arm/mach-omap2/clock24xx.c
[ARM] omap: convert OMAP2 to use clkdev
[linux-2.6-omap-h63xx.git] / arch / arm / mach-omap2 / clock24xx.c
index 3a0a1b8aa0bb99bb687fe54ff59686ca57a5416c..36093ea878a3fbde67818d9a1fb1d64499d285f1 100644 (file)
@@ -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 @@ static const struct clkops clkops_fixed;
 
 #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 @@ arch_initcall(omap2_clk_arch_init);
 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 @@ int __init omap2_clk_init(void)
        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++) {