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提交 44dc9d02 编写于 作者: R Russell King 提交者： Russell King
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[ARM] omap: convert OMAP3 to use clkdev 

Signed-off-by: NRussell King <rmk+kernel@arm.linux.org.uk>
上级 8ad8ff65
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arch/arm/mach-omap2/clock34xx.c
浏览文件 @ 44dc9d02
......@@ -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
......
arch/arm/mach-omap2/clock34xx.h
浏览文件 @ 44dc9d02
此差异已折叠。
arch/arm/plat-omap/Kconfig
浏览文件 @ 44dc9d02
......@@ -21,6 +21,7 @@ config ARCH_OMAP2
config ARCH_OMAP3
bool "TI OMAP3"
select CPU_V7
select COMMON_CLKDEV
endchoice
......
arch/arm/plat-omap/include/mach/clock.h
浏览文件 @ 44dc9d02
......@@ -136,10 +136,7 @@ extern const struct clkops clkops_null;
#define CONFIG_PARTICIPANT (1 << 10) /* Fundamental clock */
#define ENABLE_ON_INIT (1 << 11) /* Enable upon framework init */
#define INVERT_ENABLE (1 << 12) /* 0 enables, 1 disables */
/* bits 13-26 are currently free */
#define CLOCK_IN_OMAP343X (1 << 27) /* clocks common to all 343X */
#define CLOCK_IN_OMAP3430ES1 (1 << 29) /* 3430ES1 clocks only */
#define CLOCK_IN_OMAP3430ES2 (1 << 30) /* 3430ES2 clocks only */
/* bits 13-31 are currently free */
/* Clksel_rate flags */
#define DEFAULT_RATE (1 << 0)
......
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