]> www.pilppa.org Git - linux-2.6-omap-h63xx.git/blobdiff - arch/arm/mach-omap2/clock34xx.c
[ARM] omap: convert OMAP3 to use clkdev
[linux-2.6-omap-h63xx.git] / arch / arm / mach-omap2 / clock34xx.c
index 52698fb4fd040bd76c4b59e72fa0610655e72749..2c22750016ccd58b1b97e07c8231bbd42e177af7 100644 (file)
@@ -30,6 +30,7 @@
 #include <mach/clock.h>
 #include <mach/sram.h>
 #include <asm/div64.h>
+#include <asm/clkdev.h>
 
 #include "memory.h"
 #include "clock.h"
@@ -42,6 +43,240 @@ static const struct clkops clkops_noncore_dpll_ops;
 
 #include "clock34xx.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_343X                (1 << 0)
+#define CK_3430ES1     (1 << 1)
+#define CK_3430ES2     (1 << 2)
+
+static struct omap_clk omap34xx_clks[] = {
+       CLK(NULL,       "omap_32k_fck", &omap_32k_fck,  CK_343X),
+       CLK(NULL,       "virt_12m_ck",  &virt_12m_ck,   CK_343X),
+       CLK(NULL,       "virt_13m_ck",  &virt_13m_ck,   CK_343X),
+       CLK(NULL,       "virt_16_8m_ck", &virt_16_8m_ck, CK_3430ES2),
+       CLK(NULL,       "virt_19_2m_ck", &virt_19_2m_ck, CK_343X),
+       CLK(NULL,       "virt_26m_ck",  &virt_26m_ck,   CK_343X),
+       CLK(NULL,       "virt_38_4m_ck", &virt_38_4m_ck, CK_343X),
+       CLK(NULL,       "osc_sys_ck",   &osc_sys_ck,    CK_343X),
+       CLK(NULL,       "sys_ck",       &sys_ck,        CK_343X),
+       CLK(NULL,       "sys_altclk",   &sys_altclk,    CK_343X),
+       CLK(NULL,       "mcbsp_clks",   &mcbsp_clks,    CK_343X),
+       CLK(NULL,       "sys_clkout1",  &sys_clkout1,   CK_343X),
+       CLK(NULL,       "dpll1_ck",     &dpll1_ck,      CK_343X),
+       CLK(NULL,       "dpll1_x2_ck",  &dpll1_x2_ck,   CK_343X),
+       CLK(NULL,       "dpll1_x2m2_ck", &dpll1_x2m2_ck, CK_343X),
+       CLK(NULL,       "dpll2_ck",     &dpll2_ck,      CK_343X),
+       CLK(NULL,       "dpll2_m2_ck",  &dpll2_m2_ck,   CK_343X),
+       CLK(NULL,       "dpll3_ck",     &dpll3_ck,      CK_343X),
+       CLK(NULL,       "core_ck",      &core_ck,       CK_343X),
+       CLK(NULL,       "dpll3_x2_ck",  &dpll3_x2_ck,   CK_343X),
+       CLK(NULL,       "dpll3_m2_ck",  &dpll3_m2_ck,   CK_343X),
+       CLK(NULL,       "dpll3_m2x2_ck", &dpll3_m2x2_ck, CK_343X),
+       CLK(NULL,       "dpll3_m3_ck",  &dpll3_m3_ck,   CK_343X),
+       CLK(NULL,       "dpll3_m3x2_ck", &dpll3_m3x2_ck, CK_343X),
+       CLK(NULL,       "emu_core_alwon_ck", &emu_core_alwon_ck, CK_343X),
+       CLK(NULL,       "dpll4_ck",     &dpll4_ck,      CK_343X),
+       CLK(NULL,       "dpll4_x2_ck",  &dpll4_x2_ck,   CK_343X),
+       CLK(NULL,       "omap_96m_alwon_fck", &omap_96m_alwon_fck, CK_343X),
+       CLK(NULL,       "omap_96m_fck", &omap_96m_fck,  CK_343X),
+       CLK(NULL,       "cm_96m_fck",   &cm_96m_fck,    CK_343X),
+       CLK(NULL,       "virt_omap_54m_fck", &virt_omap_54m_fck, CK_343X),
+       CLK(NULL,       "omap_54m_fck", &omap_54m_fck,  CK_343X),
+       CLK(NULL,       "omap_48m_fck", &omap_48m_fck,  CK_343X),
+       CLK(NULL,       "omap_12m_fck", &omap_12m_fck,  CK_343X),
+       CLK(NULL,       "dpll4_m2_ck",  &dpll4_m2_ck,   CK_343X),
+       CLK(NULL,       "dpll4_m2x2_ck", &dpll4_m2x2_ck, CK_343X),
+       CLK(NULL,       "dpll4_m3_ck",  &dpll4_m3_ck,   CK_343X),
+       CLK(NULL,       "dpll4_m3x2_ck", &dpll4_m3x2_ck, CK_343X),
+       CLK(NULL,       "dpll4_m4_ck",  &dpll4_m4_ck,   CK_343X),
+       CLK(NULL,       "dpll4_m4x2_ck", &dpll4_m4x2_ck, CK_343X),
+       CLK(NULL,       "dpll4_m5_ck",  &dpll4_m5_ck,   CK_343X),
+       CLK(NULL,       "dpll4_m5x2_ck", &dpll4_m5x2_ck, CK_343X),
+       CLK(NULL,       "dpll4_m6_ck",  &dpll4_m6_ck,   CK_343X),
+       CLK(NULL,       "dpll4_m6x2_ck", &dpll4_m6x2_ck, CK_343X),
+       CLK(NULL,       "emu_per_alwon_ck", &emu_per_alwon_ck, CK_343X),
+       CLK(NULL,       "dpll5_ck",     &dpll5_ck,      CK_3430ES2),
+       CLK(NULL,       "dpll5_m2_ck",  &dpll5_m2_ck,   CK_3430ES2),
+       CLK(NULL,       "omap_120m_fck", &omap_120m_fck, CK_3430ES2),
+       CLK(NULL,       "clkout2_src_ck", &clkout2_src_ck, CK_343X),
+       CLK(NULL,       "sys_clkout2",  &sys_clkout2,   CK_343X),
+       CLK(NULL,       "corex2_fck",   &corex2_fck,    CK_343X),
+       CLK(NULL,       "dpll1_fck",    &dpll1_fck,     CK_343X),
+       CLK(NULL,       "mpu_ck",       &mpu_ck,        CK_343X),
+       CLK(NULL,       "arm_fck",      &arm_fck,       CK_343X),
+       CLK(NULL,       "emu_mpu_alwon_ck", &emu_mpu_alwon_ck, CK_343X),
+       CLK(NULL,       "dpll2_fck",    &dpll2_fck,     CK_343X),
+       CLK(NULL,       "iva2_ck",      &iva2_ck,       CK_343X),
+       CLK(NULL,       "l3_ick",       &l3_ick,        CK_343X),
+       CLK(NULL,       "l4_ick",       &l4_ick,        CK_343X),
+       CLK(NULL,       "rm_ick",       &rm_ick,        CK_343X),
+       CLK(NULL,       "gfx_l3_ck",    &gfx_l3_ck,     CK_3430ES1),
+       CLK(NULL,       "gfx_l3_fck",   &gfx_l3_fck,    CK_3430ES1),
+       CLK(NULL,       "gfx_l3_ick",   &gfx_l3_ick,    CK_3430ES1),
+       CLK(NULL,       "gfx_cg1_ck",   &gfx_cg1_ck,    CK_3430ES1),
+       CLK(NULL,       "gfx_cg2_ck",   &gfx_cg2_ck,    CK_3430ES1),
+       CLK(NULL,       "sgx_fck",      &sgx_fck,       CK_3430ES2),
+       CLK(NULL,       "sgx_ick",      &sgx_ick,       CK_3430ES2),
+       CLK(NULL,       "d2d_26m_fck",  &d2d_26m_fck,   CK_3430ES1),
+       CLK(NULL,       "gpt10_fck",    &gpt10_fck,     CK_343X),
+       CLK(NULL,       "gpt11_fck",    &gpt11_fck,     CK_343X),
+       CLK(NULL,       "cpefuse_fck",  &cpefuse_fck,   CK_3430ES2),
+       CLK(NULL,       "ts_fck",       &ts_fck,        CK_3430ES2),
+       CLK(NULL,       "usbtll_fck",   &usbtll_fck,    CK_3430ES2),
+       CLK(NULL,       "core_96m_fck", &core_96m_fck,  CK_343X),
+       CLK("mmci-omap-hs.2",   "mmchs_fck",    &mmchs3_fck,    CK_3430ES2),
+       CLK("mmci-omap-hs.1",   "mmchs_fck",    &mmchs2_fck,    CK_343X),
+       CLK(NULL,       "mspro_fck",    &mspro_fck,     CK_343X),
+       CLK("mmci-omap-hs.0",   "mmchs_fck",    &mmchs1_fck,    CK_343X),
+       CLK("i2c_omap.3", "i2c_fck",    &i2c3_fck,      CK_343X),
+       CLK("i2c_omap.2", "i2c_fck",    &i2c2_fck,      CK_343X),
+       CLK("i2c_omap.1", "i2c_fck",    &i2c1_fck,      CK_343X),
+       CLK("omap-mcbsp.5", "mcbsp_fck", &mcbsp5_fck,   CK_343X),
+       CLK("omap-mcbsp.1", "mcbsp_fck", &mcbsp1_fck,   CK_343X),
+       CLK(NULL,       "core_48m_fck", &core_48m_fck,  CK_343X),
+       CLK("omap2_mcspi.4", "mcspi_fck", &mcspi4_fck,  CK_343X),
+       CLK("omap2_mcspi.3", "mcspi_fck", &mcspi3_fck,  CK_343X),
+       CLK("omap2_mcspi.2", "mcspi_fck", &mcspi2_fck,  CK_343X),
+       CLK("omap2_mcspi.1", "mcspi_fck", &mcspi1_fck,  CK_343X),
+       CLK(NULL,       "uart2_fck",    &uart2_fck,     CK_343X),
+       CLK(NULL,       "uart1_fck",    &uart1_fck,     CK_343X),
+       CLK(NULL,       "fshostusb_fck", &fshostusb_fck, CK_3430ES1),
+       CLK(NULL,       "core_12m_fck", &core_12m_fck,  CK_343X),
+       CLK(NULL,       "hdq_fck",      &hdq_fck,       CK_343X),
+       CLK(NULL,       "ssi_ssr_fck",  &ssi_ssr_fck,   CK_343X),
+       CLK(NULL,       "ssi_sst_fck",  &ssi_sst_fck,   CK_343X),
+       CLK(NULL,       "core_l3_ick",  &core_l3_ick,   CK_343X),
+       CLK(NULL,       "hsotgusb_ick", &hsotgusb_ick,  CK_343X),
+       CLK(NULL,       "sdrc_ick",     &sdrc_ick,      CK_343X),
+       CLK(NULL,       "gpmc_fck",     &gpmc_fck,      CK_343X),
+       CLK(NULL,       "security_l3_ick", &security_l3_ick, CK_343X),
+       CLK(NULL,       "pka_ick",      &pka_ick,       CK_343X),
+       CLK(NULL,       "core_l4_ick",  &core_l4_ick,   CK_343X),
+       CLK(NULL,       "usbtll_ick",   &usbtll_ick,    CK_3430ES2),
+       CLK("mmci-omap-hs.2",   "mmchs_ick",    &mmchs3_ick,    CK_3430ES2),
+       CLK(NULL,       "icr_ick",      &icr_ick,       CK_343X),
+       CLK(NULL,       "aes2_ick",     &aes2_ick,      CK_343X),
+       CLK(NULL,       "sha12_ick",    &sha12_ick,     CK_343X),
+       CLK(NULL,       "des2_ick",     &des2_ick,      CK_343X),
+       CLK("mmci-omap-hs.1",   "mmchs_ick",    &mmchs2_ick,    CK_343X),
+       CLK("mmci-omap-hs.0",   "mmchs_ick",    &mmchs1_ick,    CK_343X),
+       CLK(NULL,       "mspro_ick",    &mspro_ick,     CK_343X),
+       CLK(NULL,       "hdq_ick",      &hdq_ick,       CK_343X),
+       CLK("omap2_mcspi.4", "mcspi_ick", &mcspi4_ick,  CK_343X),
+       CLK("omap2_mcspi.3", "mcspi_ick", &mcspi3_ick,  CK_343X),
+       CLK("omap2_mcspi.2", "mcspi_ick", &mcspi2_ick,  CK_343X),
+       CLK("omap2_mcspi.1", "mcspi_ick", &mcspi1_ick,  CK_343X),
+       CLK("i2c_omap.3", "i2c_ick",    &i2c3_ick,      CK_343X),
+       CLK("i2c_omap.2", "i2c_ick",    &i2c2_ick,      CK_343X),
+       CLK("i2c_omap.1", "i2c_ick",    &i2c1_ick,      CK_343X),
+       CLK(NULL,       "uart2_ick",    &uart2_ick,     CK_343X),
+       CLK(NULL,       "uart1_ick",    &uart1_ick,     CK_343X),
+       CLK(NULL,       "gpt11_ick",    &gpt11_ick,     CK_343X),
+       CLK(NULL,       "gpt10_ick",    &gpt10_ick,     CK_343X),
+       CLK("omap-mcbsp.5", "mcbsp_ick", &mcbsp5_ick,   CK_343X),
+       CLK("omap-mcbsp.1", "mcbsp_ick", &mcbsp1_ick,   CK_343X),
+       CLK(NULL,       "fac_ick",      &fac_ick,       CK_3430ES1),
+       CLK(NULL,       "mailboxes_ick", &mailboxes_ick, CK_343X),
+       CLK(NULL,       "omapctrl_ick", &omapctrl_ick,  CK_343X),
+       CLK(NULL,       "ssi_l4_ick",   &ssi_l4_ick,    CK_343X),
+       CLK(NULL,       "ssi_ick",      &ssi_ick,       CK_343X),
+       CLK(NULL,       "usb_l4_ick",   &usb_l4_ick,    CK_3430ES1),
+       CLK(NULL,       "security_l4_ick2", &security_l4_ick2, CK_343X),
+       CLK(NULL,       "aes1_ick",     &aes1_ick,      CK_343X),
+       CLK(NULL,       "rng_ick",      &rng_ick,       CK_343X),
+       CLK(NULL,       "sha11_ick",    &sha11_ick,     CK_343X),
+       CLK(NULL,       "des1_ick",     &des1_ick,      CK_343X),
+       CLK(NULL,       "dss1_alwon_fck", &dss1_alwon_fck, CK_343X),
+       CLK(NULL,       "dss_tv_fck",   &dss_tv_fck,    CK_343X),
+       CLK(NULL,       "dss_96m_fck",  &dss_96m_fck,   CK_343X),
+       CLK(NULL,       "dss2_alwon_fck", &dss2_alwon_fck, CK_343X),
+       CLK(NULL,       "dss_ick",      &dss_ick,       CK_343X),
+       CLK(NULL,       "cam_mclk",     &cam_mclk,      CK_343X),
+       CLK(NULL,       "cam_ick",      &cam_ick,       CK_343X),
+       CLK(NULL,       "usbhost_120m_fck", &usbhost_120m_fck, CK_3430ES2),
+       CLK(NULL,       "usbhost_48m_fck", &usbhost_48m_fck, CK_3430ES2),
+       CLK(NULL,       "usbhost_ick",  &usbhost_ick,   CK_3430ES2),
+       CLK(NULL,       "usbhost_sar_fck", &usbhost_sar_fck, CK_3430ES2),
+       CLK(NULL,       "usim_fck",     &usim_fck,      CK_3430ES2),
+       CLK(NULL,       "gpt1_fck",     &gpt1_fck,      CK_343X),
+       CLK(NULL,       "wkup_32k_fck", &wkup_32k_fck,  CK_343X),
+       CLK(NULL,       "gpio1_dbck",   &gpio1_dbck,    CK_343X),
+       CLK(NULL,       "wdt2_fck",     &wdt2_fck,      CK_343X),
+       CLK(NULL,       "wkup_l4_ick",  &wkup_l4_ick,   CK_343X),
+       CLK(NULL,       "usim_ick",     &usim_ick,      CK_3430ES2),
+       CLK(NULL,       "wdt2_ick",     &wdt2_ick,      CK_343X),
+       CLK(NULL,       "wdt1_ick",     &wdt1_ick,      CK_343X),
+       CLK(NULL,       "gpio1_ick",    &gpio1_ick,     CK_343X),
+       CLK(NULL,       "omap_32ksync_ick", &omap_32ksync_ick, CK_343X),
+       CLK(NULL,       "gpt12_ick",    &gpt12_ick,     CK_343X),
+       CLK(NULL,       "gpt1_ick",     &gpt1_ick,      CK_343X),
+       CLK(NULL,       "per_96m_fck",  &per_96m_fck,   CK_343X),
+       CLK(NULL,       "per_48m_fck",  &per_48m_fck,   CK_343X),
+       CLK(NULL,       "uart3_fck",    &uart3_fck,     CK_343X),
+       CLK(NULL,       "gpt2_fck",     &gpt2_fck,      CK_343X),
+       CLK(NULL,       "gpt3_fck",     &gpt3_fck,      CK_343X),
+       CLK(NULL,       "gpt4_fck",     &gpt4_fck,      CK_343X),
+       CLK(NULL,       "gpt5_fck",     &gpt5_fck,      CK_343X),
+       CLK(NULL,       "gpt6_fck",     &gpt6_fck,      CK_343X),
+       CLK(NULL,       "gpt7_fck",     &gpt7_fck,      CK_343X),
+       CLK(NULL,       "gpt8_fck",     &gpt8_fck,      CK_343X),
+       CLK(NULL,       "gpt9_fck",     &gpt9_fck,      CK_343X),
+       CLK(NULL,       "per_32k_alwon_fck", &per_32k_alwon_fck, CK_343X),
+       CLK(NULL,       "gpio6_dbck",   &gpio6_dbck,    CK_343X),
+       CLK(NULL,       "gpio5_dbck",   &gpio5_dbck,    CK_343X),
+       CLK(NULL,       "gpio4_dbck",   &gpio4_dbck,    CK_343X),
+       CLK(NULL,       "gpio3_dbck",   &gpio3_dbck,    CK_343X),
+       CLK(NULL,       "gpio2_dbck",   &gpio2_dbck,    CK_343X),
+       CLK(NULL,       "wdt3_fck",     &wdt3_fck,      CK_343X),
+       CLK(NULL,       "per_l4_ick",   &per_l4_ick,    CK_343X),
+       CLK(NULL,       "gpio6_ick",    &gpio6_ick,     CK_343X),
+       CLK(NULL,       "gpio5_ick",    &gpio5_ick,     CK_343X),
+       CLK(NULL,       "gpio4_ick",    &gpio4_ick,     CK_343X),
+       CLK(NULL,       "gpio3_ick",    &gpio3_ick,     CK_343X),
+       CLK(NULL,       "gpio2_ick",    &gpio2_ick,     CK_343X),
+       CLK(NULL,       "wdt3_ick",     &wdt3_ick,      CK_343X),
+       CLK(NULL,       "uart3_ick",    &uart3_ick,     CK_343X),
+       CLK(NULL,       "gpt9_ick",     &gpt9_ick,      CK_343X),
+       CLK(NULL,       "gpt8_ick",     &gpt8_ick,      CK_343X),
+       CLK(NULL,       "gpt7_ick",     &gpt7_ick,      CK_343X),
+       CLK(NULL,       "gpt6_ick",     &gpt6_ick,      CK_343X),
+       CLK(NULL,       "gpt5_ick",     &gpt5_ick,      CK_343X),
+       CLK(NULL,       "gpt4_ick",     &gpt4_ick,      CK_343X),
+       CLK(NULL,       "gpt3_ick",     &gpt3_ick,      CK_343X),
+       CLK(NULL,       "gpt2_ick",     &gpt2_ick,      CK_343X),
+       CLK("omap-mcbsp.2", "mcbsp_ick", &mcbsp2_ick,   CK_343X),
+       CLK("omap-mcbsp.3", "mcbsp_ick", &mcbsp3_ick,   CK_343X),
+       CLK("omap-mcbsp.4", "mcbsp_ick", &mcbsp4_ick,   CK_343X),
+       CLK("omap-mcbsp.2", "mcbsp_fck", &mcbsp2_fck,   CK_343X),
+       CLK("omap-mcbsp.3", "mcbsp_fck", &mcbsp3_fck,   CK_343X),
+       CLK("omap-mcbsp.4", "mcbsp_fck", &mcbsp4_fck,   CK_343X),
+       CLK(NULL,       "emu_src_ck",   &emu_src_ck,    CK_343X),
+       CLK(NULL,       "pclk_fck",     &pclk_fck,      CK_343X),
+       CLK(NULL,       "pclkx2_fck",   &pclkx2_fck,    CK_343X),
+       CLK(NULL,       "atclk_fck",    &atclk_fck,     CK_343X),
+       CLK(NULL,       "traceclk_src_fck", &traceclk_src_fck, CK_343X),
+       CLK(NULL,       "traceclk_fck", &traceclk_fck,  CK_343X),
+       CLK(NULL,       "sr1_fck",      &sr1_fck,       CK_343X),
+       CLK(NULL,       "sr2_fck",      &sr2_fck,       CK_343X),
+       CLK(NULL,       "sr_l4_ick",    &sr_l4_ick,     CK_343X),
+       CLK(NULL,       "secure_32k_fck", &secure_32k_fck, CK_343X),
+       CLK(NULL,       "gpt12_fck",    &gpt12_fck,     CK_343X),
+       CLK(NULL,       "wdt1_fck",     &wdt1_fck,      CK_343X),
+};
+
 /* CM_AUTOIDLE_PLL*.AUTO_* bit values */
 #define DPLL_AUTOIDLE_DISABLE                  0x0
 #define DPLL_AUTOIDLE_LOW_POWER_STOP           0x1
@@ -453,26 +688,13 @@ arch_initcall(omap2_clk_arch_init);
 int __init omap2_clk_init(void)
 {
        /* struct prcm_config *prcm; */
-       struct clk **clkp;
+       struct omap_clk *c;
        /* u32 clkrate; */
        u32 cpu_clkflg;
 
-       /* REVISIT: Ultimately this will be used for multiboot */
-#if 0
-       if (cpu_is_omap242x()) {
-               cpu_mask = RATE_IN_242X;
-               cpu_clkflg = CLOCK_IN_OMAP242X;
-               clkp = onchip_24xx_clks;
-       } else if (cpu_is_omap2430()) {
-               cpu_mask = RATE_IN_243X;
-               cpu_clkflg = CLOCK_IN_OMAP243X;
-               clkp = onchip_24xx_clks;
-       }
-#endif
        if (cpu_is_omap34xx()) {
                cpu_mask = RATE_IN_343X;
-               cpu_clkflg = CLOCK_IN_OMAP343X;
-               clkp = onchip_34xx_clks;
+               cpu_clkflg = CK_343X;
 
                /*
                 * Update this if there are further clock changes between ES2
@@ -480,23 +702,21 @@ int __init omap2_clk_init(void)
                 */
                if (omap_rev() == OMAP3430_REV_ES1_0) {
                        /* No 3430ES1-only rates exist, so no RATE_IN_3430ES1 */
-                       cpu_clkflg |= CLOCK_IN_OMAP3430ES1;
+                       cpu_clkflg |= CK_3430ES1;
                } else {
                        cpu_mask |= RATE_IN_3430ES2;
-                       cpu_clkflg |= CLOCK_IN_OMAP3430ES2;
+                       cpu_clkflg |= CK_3430ES2;
                }
        }
 
        clk_init(&omap2_clk_functions);
 
-       for (clkp = onchip_34xx_clks;
-            clkp < onchip_34xx_clks + ARRAY_SIZE(onchip_34xx_clks);
-            clkp++) {
-               if ((*clkp)->flags & cpu_clkflg) {
-                       clk_register(*clkp);
-                       omap2_init_clk_clkdm(*clkp);
+       for (c = omap34xx_clks; c < omap34xx_clks + ARRAY_SIZE(omap34xx_clks); c++)
+               if (c->cpu & cpu_clkflg) {
+                       clkdev_add(&c->lk);
+                       clk_register(c->lk.clk);
+                       omap2_init_clk_clkdm(c->lk.clk);
                }
-       }
 
        /* REVISIT: Not yet ready for OMAP3 */
 #if 0