void __init efika_board_common_init(void)
{
mxc_iomux_v3_setup_multiple_pads(mx51efika_pads,
ARRAY_SIZE(mx51efika_pads));
imx51_add_imx_uart(0, &uart_pdata);
mx51_efika_usb();
imx51_add_sdhci_esdhc_imx(0, NULL);
/* FIXME: comes from original code. check this. */
if (mx51_revision() < IMX_CHIP_REVISION_2_0)
sw2_init.constraints.state_mem.uV = 1100000;
else if (mx51_revision() == IMX_CHIP_REVISION_2_0) {
sw2_init.constraints.state_mem.uV = 1250000;
sw1_init.constraints.state_mem.uV = 1000000;
}
if (machine_is_mx51_efikasb())
vgen1_init.constraints.max_uV = 1200000;
gpio_request(EFIKAMX_PMIC, "pmic irq");
gpio_direction_input(EFIKAMX_PMIC);
spi_register_board_info(mx51_efika_spi_board_info,
ARRAY_SIZE(mx51_efika_spi_board_info));
imx51_add_ecspi(0, &mx51_efika_spi_pdata);
#if defined(CONFIG_CPU_FREQ_IMX)
get_cpu_op = mx51_get_cpu_op;
#endif
}
static int tsc2007_get_pendown_state(void)
{
if (mx51_revision() < IMX_CHIP_REVISION_3_0)
return !gpio_get_value(TSC2007_IRQGPIO_REV2);
else
return !gpio_get_value(TSC2007_IRQGPIO_REV3);
}
/*
* All versions of the silicon before Rev. 3 have broken NEON implementations.
* Dependent on link order - so the assumption is that vfp_init is called
* before us.
*/
int __init mx51_neon_fixup(void)
{
if (mx51_revision() < IMX_CHIP_REVISION_3_0 &&
(elf_hwcap & HWCAP_NEON)) {
elf_hwcap &= ~HWCAP_NEON;
pr_info("Turning off NEON support, detected broken NEON implementation\n");
}
return 0;
}
static void __init mx51_3stack_timer_init(void)
{
struct clk *uart_clk;
/* Change the CPU voltages for TO2*/
if (mx51_revision() == IMX_CHIP_REVISION_2_0) {
cpu_wp_auto[0].cpu_voltage = 1175000;
cpu_wp_auto[1].cpu_voltage = 1100000;
cpu_wp_auto[2].cpu_voltage = 1000000;
}
mx51_clocks_init(32768, 24000000, 22579200, 24576000);
uart_clk = clk_get(NULL, "uart_clk.0");
early_console_setup(UART1_BASE_ADDR, uart_clk);
}
void __init mx51_init_irq(void)
{
unsigned long tzic_addr;
void __iomem *tzic_virt;
if (mx51_revision() < IMX_CHIP_REVISION_2_0)
tzic_addr = MX51_TZIC_BASE_ADDR_TO1;
else
tzic_addr = MX51_TZIC_BASE_ADDR;
tzic_virt = ioremap(tzic_addr, SZ_16K);
if (!tzic_virt)
panic("unable to map TZIC interrupt controller\n");
tzic_init_irq(tzic_virt);
}
void mx51_display_revision(void)
{
int rev;
char *srev;
rev = mx51_revision();
switch (rev) {
case IMX_CHIP_REVISION_2_0:
srev = IMX_CHIP_REVISION_2_0_STRING;
break;
case IMX_CHIP_REVISION_3_0:
srev = IMX_CHIP_REVISION_3_0_STRING;
break;
default:
srev = IMX_CHIP_REVISION_UNKNOWN_STRING;
}
printk(KERN_INFO "CPU identified as i.MX51, silicon rev %s\n", srev);
}
int __init mx51_clocks_init(unsigned long rate_ckil, unsigned long rate_osc,
unsigned long rate_ckih1, unsigned long rate_ckih2)
{
int i;
u32 val;
struct device_node *np;
clk[pll1_sw] = imx_clk_pllv2("pll1_sw", "osc", MX51_DPLL1_BASE);
clk[pll2_sw] = imx_clk_pllv2("pll2_sw", "osc", MX51_DPLL2_BASE);
clk[pll3_sw] = imx_clk_pllv2("pll3_sw", "osc", MX51_DPLL3_BASE);
clk[ipu_di0_sel] = imx_clk_mux("ipu_di0_sel", MXC_CCM_CSCMR2, 26, 3,
mx51_ipu_di0_sel, ARRAY_SIZE(mx51_ipu_di0_sel));
clk[ipu_di1_sel] = imx_clk_mux("ipu_di1_sel", MXC_CCM_CSCMR2, 29, 3,
mx51_ipu_di1_sel, ARRAY_SIZE(mx51_ipu_di1_sel));
clk[tve_ext_sel] = imx_clk_mux_flags("tve_ext_sel", MXC_CCM_CSCMR1, 6, 1,
mx51_tve_ext_sel, ARRAY_SIZE(mx51_tve_ext_sel), CLK_SET_RATE_PARENT);
clk[tve_s] = imx_clk_mux("tve_sel", MXC_CCM_CSCMR1, 7, 1,
mx51_tve_sel, ARRAY_SIZE(mx51_tve_sel));
clk[tve_gate] = imx_clk_gate2("tve_gate", "tve_sel", MXC_CCM_CCGR2, 30);
clk[tve_pred] = imx_clk_divider("tve_pred", "pll3_sw", MXC_CCM_CDCDR, 28, 3);
clk[esdhc1_per_gate] = imx_clk_gate2("esdhc1_per_gate", "esdhc_a_podf", MXC_CCM_CCGR3, 2);
clk[esdhc2_per_gate] = imx_clk_gate2("esdhc2_per_gate", "esdhc_b_podf", MXC_CCM_CCGR3, 6);
clk[esdhc3_per_gate] = imx_clk_gate2("esdhc3_per_gate", "esdhc_c_sel", MXC_CCM_CCGR3, 10);
clk[esdhc4_per_gate] = imx_clk_gate2("esdhc4_per_gate", "esdhc_d_sel", MXC_CCM_CCGR3, 14);
clk[usb_phy_gate] = imx_clk_gate2("usb_phy_gate", "usb_phy_sel", MXC_CCM_CCGR2, 0);
clk[hsi2c_gate] = imx_clk_gate2("hsi2c_gate", "ipg", MXC_CCM_CCGR1, 22);
clk[mipi_hsc1_gate] = imx_clk_gate2("mipi_hsc1_gate", "ipg", MXC_CCM_CCGR4, 6);
clk[mipi_hsc2_gate] = imx_clk_gate2("mipi_hsc2_gate", "ipg", MXC_CCM_CCGR4, 8);
clk[mipi_esc_gate] = imx_clk_gate2("mipi_esc_gate", "ipg", MXC_CCM_CCGR4, 10);
clk[mipi_hsp_gate] = imx_clk_gate2("mipi_hsp_gate", "ipg", MXC_CCM_CCGR4, 12);
clk[spdif_xtal_sel] = imx_clk_mux("spdif_xtal_sel", MXC_CCM_CSCMR1, 2, 2,
mx51_spdif_xtal_sel, ARRAY_SIZE(mx51_spdif_xtal_sel));
clk[spdif1_sel] = imx_clk_mux("spdif1_sel", MXC_CCM_CSCMR2, 2, 2,
spdif_sel, ARRAY_SIZE(spdif_sel));
clk[spdif1_pred] = imx_clk_divider("spdif1_podf", "spdif1_sel", MXC_CCM_CDCDR, 16, 3);
clk[spdif1_podf] = imx_clk_divider("spdif1_podf", "spdif1_pred", MXC_CCM_CDCDR, 9, 6);
clk[spdif1_com_sel] = imx_clk_mux("spdif1_com_sel", MXC_CCM_CSCMR2, 5, 1,
mx51_spdif1_com_sel, ARRAY_SIZE(mx51_spdif1_com_sel));
clk[spdif1_gate] = imx_clk_gate2("spdif1_gate", "spdif1_com_sel", MXC_CCM_CCGR5, 28);
for (i = 0; i < ARRAY_SIZE(clk); i++)
if (IS_ERR(clk[i]))
pr_err("i.MX51 clk %d: register failed with %ld\n",
i, PTR_ERR(clk[i]));
np = of_find_compatible_node(NULL, NULL, "fsl,imx51-ccm");
clk_data.clks = clk;
clk_data.clk_num = ARRAY_SIZE(clk);
of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data);
mx5_clocks_common_init(rate_ckil, rate_osc, rate_ckih1, rate_ckih2);
clk_register_clkdev(clk[hsi2c_gate], NULL, "imx21-i2c.2");
clk_register_clkdev(clk[mx51_mipi], "mipi_hsp", NULL);
clk_register_clkdev(clk[vpu_gate], NULL, "imx51-vpu.0");
clk_register_clkdev(clk[fec_gate], NULL, "imx27-fec.0");
clk_register_clkdev(clk[usb_phy_gate], "phy", "mxc-ehci.0");
clk_register_clkdev(clk[esdhc1_ipg_gate], "ipg", "sdhci-esdhc-imx51.0");
clk_register_clkdev(clk[dummy], "ahb", "sdhci-esdhc-imx51.0");
clk_register_clkdev(clk[esdhc1_per_gate], "per", "sdhci-esdhc-imx51.0");
clk_register_clkdev(clk[esdhc2_ipg_gate], "ipg", "sdhci-esdhc-imx51.1");
clk_register_clkdev(clk[dummy], "ahb", "sdhci-esdhc-imx51.1");
clk_register_clkdev(clk[esdhc2_per_gate], "per", "sdhci-esdhc-imx51.1");
clk_register_clkdev(clk[esdhc3_ipg_gate], "ipg", "sdhci-esdhc-imx51.2");
clk_register_clkdev(clk[dummy], "ahb", "sdhci-esdhc-imx51.2");
clk_register_clkdev(clk[esdhc3_per_gate], "per", "sdhci-esdhc-imx51.2");
clk_register_clkdev(clk[esdhc4_ipg_gate], "ipg", "sdhci-esdhc-imx51.3");
clk_register_clkdev(clk[dummy], "ahb", "sdhci-esdhc-imx51.3");
clk_register_clkdev(clk[esdhc4_per_gate], "per", "sdhci-esdhc-imx51.3");
/* set the usboh3 parent to pll2_sw */
clk_set_parent(clk[usboh3_sel], clk[pll2_sw]);
/* set SDHC root clock to 166.25MHZ*/
clk_set_rate(clk[esdhc_a_podf], 166250000);
clk_set_rate(clk[esdhc_b_podf], 166250000);
/* System timer */
mxc_timer_init(MX51_IO_ADDRESS(MX51_GPT1_BASE_ADDR), MX51_INT_GPT);
clk_prepare_enable(clk[iim_gate]);
imx_print_silicon_rev("i.MX51", mx51_revision());
clk_disable_unprepare(clk[iim_gate]);
/*
* Reference Manual says: Functionality of CCDR[18] and CLPCR[23] is no
* longer supported. Set to one for better power saving.
*
* The effect of not setting these bits is that MIPI clocks can't be
* enabled without the IPU clock being enabled aswell.
*/
val = readl(MXC_CCM_CCDR);
val |= 1 << 18;
writel(val, MXC_CCM_CCDR);
val = readl(MXC_CCM_CLPCR);
val |= 1 << 23;
writel(val, MXC_CCM_CLPCR);
return 0;
}
static void __init mx51_babbage_io_init(void)
{
mxc_iomux_v3_setup_multiple_pads(mx51babbage_pads,
ARRAY_SIZE(mx51babbage_pads));
gpio_request(BABBAGE_PMIC_INT, "pmic-int");
gpio_request(BABBAGE_SD1_CD, "sdhc1-detect");
gpio_request(BABBAGE_SD1_WP, "sdhc1-wp");
gpio_direction_input(BABBAGE_PMIC_INT);
gpio_direction_input(BABBAGE_SD1_CD);
gpio_direction_input(BABBAGE_SD1_WP);
if (board_is_rev(BOARD_REV_2)) {
/* SD2 CD for BB2.5 */
gpio_request(BABBAGE_SD2_CD_2_5, "sdhc2-detect");
gpio_direction_input(BABBAGE_SD2_CD_2_5);
} else {
/* SD2 CD for BB2.0 */
gpio_request(BABBAGE_SD2_CD_2_0, "sdhc2-detect");
gpio_direction_input(BABBAGE_SD2_CD_2_0);
}
gpio_request(BABBAGE_SD2_WP, "sdhc2-wp");
gpio_direction_input(BABBAGE_SD2_WP);
/* reset usbh1 hub */
gpio_request(BABBAGE_USBH1_HUB_RST, "hub-rst");
gpio_direction_output(BABBAGE_USBH1_HUB_RST, 0);
gpio_set_value(BABBAGE_USBH1_HUB_RST, 0);
msleep(1);
gpio_set_value(BABBAGE_USBH1_HUB_RST, 1);
/* reset FEC PHY */
gpio_request(BABBAGE_FEC_PHY_RESET, "fec-phy-reset");
gpio_direction_output(BABBAGE_FEC_PHY_RESET, 0);
msleep(10);
gpio_set_value(BABBAGE_FEC_PHY_RESET, 1);
/* reset FM */
gpio_request(BABBAGE_FM_RESET, "fm-reset");
gpio_direction_output(BABBAGE_FM_RESET, 0);
msleep(10);
gpio_set_value(BABBAGE_FM_RESET, 1);
/* Drive 26M_OSC_EN line high */
gpio_request(BABBAGE_26M_OSC_EN, "26m-osc-en");
gpio_direction_output(BABBAGE_26M_OSC_EN, 1);
/* Drive USB_CLK_EN_B line low */
gpio_request(BABBAGE_USB_CLK_EN_B, "usb-clk_en_b");
gpio_direction_output(BABBAGE_USB_CLK_EN_B, 0);
/* De-assert USB PHY RESETB */
gpio_request(BABBAGE_PHY_RESET, "usb-phy-reset");
gpio_direction_output(BABBAGE_PHY_RESET, 1);
/* hphone_det_b */
gpio_request(BABBAGE_HEADPHONE_DET, "hphone-det");
gpio_direction_input(BABBAGE_HEADPHONE_DET);
/* audio_clk_en_b */
gpio_request(BABBAGE_AUDIO_CLK_EN, "audio-clk-en");
gpio_direction_output(BABBAGE_AUDIO_CLK_EN, 0);
/* power key */
gpio_request(BABBAGE_POWER_KEY, "power-key");
gpio_direction_input(BABBAGE_POWER_KEY);
if (mx51_revision() >= IMX_CHIP_REVISION_3_0) {
/* DVI_I2C_ENB = 0 tristates the DVI I2C level shifter */
gpio_request(BABBAGE_DVI_I2C_EN, "dvi-i2c-en");
gpio_direction_output(BABBAGE_DVI_I2C_EN, 0);
}
/* Deassert VGA reset to free i2c bus */
gpio_request(BABBAGE_VGA_RESET, "vga-reset");
gpio_direction_output(BABBAGE_VGA_RESET, 1);
/* LCD related gpio */
gpio_request(BABBAGE_DISP_BRIGHTNESS_CTL, "disp-brightness-ctl");
gpio_request(BABBAGE_LVDS_POWER_DOWN, "lvds-power-down");
gpio_request(BABBAGE_LCD_3V3_ON, "lcd-3v3-on");
gpio_request(BABBAGE_LCD_5V_ON, "lcd-5v-on");
gpio_direction_output(BABBAGE_DISP_BRIGHTNESS_CTL, 0);
gpio_direction_output(BABBAGE_LVDS_POWER_DOWN, 0);
gpio_direction_output(BABBAGE_LCD_3V3_ON, 0);
gpio_direction_output(BABBAGE_LCD_5V_ON, 0);
/* Camera reset */
gpio_request(BABBAGE_CAM_RESET, "cam-reset");
gpio_direction_output(BABBAGE_CAM_RESET, 1);
/* Camera low power */
gpio_request(BABBAGE_CAM_LOW_POWER, "cam-low-power");
gpio_direction_output(BABBAGE_CAM_LOW_POWER, 0);
/* OSC_EN */
gpio_request(BABBAGE_OSC_EN_B, "osc-en");
gpio_direction_output(BABBAGE_OSC_EN_B, 1);
if (enable_w1) {
/* OneWire */
iomux_v3_cfg_t onewire = MX51_PAD_OWIRE_LINE__OWIRE_LINE;
mxc_iomux_v3_setup_pad(onewire);
}
}
static void __init eukrea_cpuimx51sd_init(void)
{
imx51_soc_init();
mxc_iomux_v3_setup_multiple_pads(eukrea_cpuimx51sd_pads,
ARRAY_SIZE(eukrea_cpuimx51sd_pads));
#if defined(CONFIG_CPU_FREQ_IMX)
get_cpu_op = mx51_get_cpu_op;
#endif
imx51_add_imx_uart(0, &uart_pdata);
imx51_add_mxc_nand(&eukrea_cpuimx51sd_nand_board_info);
imx51_add_imx2_wdt(0, NULL);
gpio_request(ETH_RST, "eth_rst");
gpio_set_value(ETH_RST, 1);
imx51_add_fec(NULL);
gpio_request(CAN_IRQGPIO, "can_irq");
gpio_direction_input(CAN_IRQGPIO);
gpio_free(CAN_IRQGPIO);
gpio_request(CAN_NCS, "can_ncs");
gpio_direction_output(CAN_NCS, 1);
gpio_free(CAN_NCS);
gpio_request(CAN_RST, "can_rst");
gpio_direction_output(CAN_RST, 0);
msleep(20);
gpio_set_value(CAN_RST, 1);
imx51_add_ecspi(0, &cpuimx51sd_ecspi1_pdata);
spi_register_board_info(cpuimx51sd_spi_device,
ARRAY_SIZE(cpuimx51sd_spi_device));
if (mx51_revision() < IMX_CHIP_REVISION_3_0) {
eukrea_cpuimx51sd_i2c_devices[1].irq =
gpio_to_irq(TSC2007_IRQGPIO_REV2),
platform_add_devices(rev2_platform_devices,
ARRAY_SIZE(rev2_platform_devices));
gpio_request(TSC2007_IRQGPIO_REV2, "tsc2007_irq");
gpio_direction_input(TSC2007_IRQGPIO_REV2);
gpio_free(TSC2007_IRQGPIO_REV2);
} else {
eukrea_cpuimx51sd_i2c_devices[1].irq =
gpio_to_irq(TSC2007_IRQGPIO_REV3),
imx51_add_imx_i2c(0, &cpuimx51sd_i2c_data);
gpio_request(TSC2007_IRQGPIO_REV3, "tsc2007_irq");
gpio_direction_input(TSC2007_IRQGPIO_REV3);
gpio_free(TSC2007_IRQGPIO_REV3);
}
i2c_register_board_info(0, eukrea_cpuimx51sd_i2c_devices,
ARRAY_SIZE(eukrea_cpuimx51sd_i2c_devices));
if (otg_mode_host)
imx51_add_mxc_ehci_otg(&dr_utmi_config);
else {
initialize_otg_port(NULL);
imx51_add_fsl_usb2_udc(&usb_pdata);
}
gpio_request(USBH1_RST, "usb_rst");
gpio_direction_output(USBH1_RST, 0);
msleep(20);
gpio_set_value(USBH1_RST, 1);
imx51_add_mxc_ehci_hs(1, &usbh1_config);
#ifdef CONFIG_MACH_EUKREA_MBIMXSD51_BASEBOARD
eukrea_mbimxsd51_baseboard_init();
#endif
}
static void __init mx51_clocks_init(struct device_node *np)
{
void __iomem *ccm_base;
void __iomem *pll_base;
u32 val;
pll_base = ioremap(MX51_DPLL1_BASE, SZ_16K);
WARN_ON(!pll_base);
clk[IMX5_CLK_PLL1_SW] = imx_clk_pllv2("pll1_sw", "osc", pll_base);
pll_base = ioremap(MX51_DPLL2_BASE, SZ_16K);
WARN_ON(!pll_base);
clk[IMX5_CLK_PLL2_SW] = imx_clk_pllv2("pll2_sw", "osc", pll_base);
pll_base = ioremap(MX51_DPLL3_BASE, SZ_16K);
WARN_ON(!pll_base);
clk[IMX5_CLK_PLL3_SW] = imx_clk_pllv2("pll3_sw", "osc", pll_base);
ccm_base = of_iomap(np, 0);
WARN_ON(!ccm_base);
mx5_clocks_common_init(ccm_base);
clk[IMX5_CLK_LP_APM] = imx_clk_mux("lp_apm", MXC_CCM_CCSR, 9, 1,
lp_apm_sel, ARRAY_SIZE(lp_apm_sel));
clk[IMX5_CLK_IPU_DI0_SEL] = imx_clk_mux("ipu_di0_sel", MXC_CCM_CSCMR2, 26, 3,
mx51_ipu_di0_sel, ARRAY_SIZE(mx51_ipu_di0_sel));
clk[IMX5_CLK_IPU_DI1_SEL] = imx_clk_mux("ipu_di1_sel", MXC_CCM_CSCMR2, 29, 3,
mx51_ipu_di1_sel, ARRAY_SIZE(mx51_ipu_di1_sel));
clk[IMX5_CLK_TVE_EXT_SEL] = imx_clk_mux_flags("tve_ext_sel", MXC_CCM_CSCMR1, 6, 1,
mx51_tve_ext_sel, ARRAY_SIZE(mx51_tve_ext_sel), CLK_SET_RATE_PARENT);
clk[IMX5_CLK_TVE_SEL] = imx_clk_mux("tve_sel", MXC_CCM_CSCMR1, 7, 1,
mx51_tve_sel, ARRAY_SIZE(mx51_tve_sel));
clk[IMX5_CLK_TVE_GATE] = imx_clk_gate2("tve_gate", "tve_sel", MXC_CCM_CCGR2, 30);
clk[IMX5_CLK_TVE_PRED] = imx_clk_divider("tve_pred", "pll3_sw", MXC_CCM_CDCDR, 28, 3);
clk[IMX5_CLK_ESDHC1_PER_GATE] = imx_clk_gate2("esdhc1_per_gate", "esdhc_a_podf", MXC_CCM_CCGR3, 2);
clk[IMX5_CLK_ESDHC2_PER_GATE] = imx_clk_gate2("esdhc2_per_gate", "esdhc_b_podf", MXC_CCM_CCGR3, 6);
clk[IMX5_CLK_ESDHC3_PER_GATE] = imx_clk_gate2("esdhc3_per_gate", "esdhc_c_sel", MXC_CCM_CCGR3, 10);
clk[IMX5_CLK_ESDHC4_PER_GATE] = imx_clk_gate2("esdhc4_per_gate", "esdhc_d_sel", MXC_CCM_CCGR3, 14);
clk[IMX5_CLK_USB_PHY_GATE] = imx_clk_gate2("usb_phy_gate", "usb_phy_sel", MXC_CCM_CCGR2, 0);
clk[IMX5_CLK_HSI2C_GATE] = imx_clk_gate2("hsi2c_gate", "ipg", MXC_CCM_CCGR1, 22);
clk[IMX5_CLK_MIPI_HSC1_GATE] = imx_clk_gate2("mipi_hsc1_gate", "ipg", MXC_CCM_CCGR4, 6);
clk[IMX5_CLK_MIPI_HSC2_GATE] = imx_clk_gate2("mipi_hsc2_gate", "ipg", MXC_CCM_CCGR4, 8);
clk[IMX5_CLK_MIPI_ESC_GATE] = imx_clk_gate2("mipi_esc_gate", "ipg", MXC_CCM_CCGR4, 10);
clk[IMX5_CLK_MIPI_HSP_GATE] = imx_clk_gate2("mipi_hsp_gate", "ipg", MXC_CCM_CCGR4, 12);
clk[IMX5_CLK_SPDIF_XTAL_SEL] = imx_clk_mux("spdif_xtal_sel", MXC_CCM_CSCMR1, 2, 2,
mx51_spdif_xtal_sel, ARRAY_SIZE(mx51_spdif_xtal_sel));
clk[IMX5_CLK_SPDIF1_SEL] = imx_clk_mux("spdif1_sel", MXC_CCM_CSCMR2, 2, 2,
spdif_sel, ARRAY_SIZE(spdif_sel));
clk[IMX5_CLK_SPDIF1_PRED] = imx_clk_divider("spdif1_pred", "spdif1_sel", MXC_CCM_CDCDR, 16, 3);
clk[IMX5_CLK_SPDIF1_PODF] = imx_clk_divider("spdif1_podf", "spdif1_pred", MXC_CCM_CDCDR, 9, 6);
clk[IMX5_CLK_SPDIF1_COM_SEL] = imx_clk_mux("spdif1_com_sel", MXC_CCM_CSCMR2, 5, 1,
mx51_spdif1_com_sel, ARRAY_SIZE(mx51_spdif1_com_sel));
clk[IMX5_CLK_SPDIF1_GATE] = imx_clk_gate2("spdif1_gate", "spdif1_com_sel", MXC_CCM_CCGR5, 28);
imx_check_clocks(clk, ARRAY_SIZE(clk));
clk_data.clks = clk;
clk_data.clk_num = ARRAY_SIZE(clk);
of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data);
/* set the usboh3 parent to pll2_sw */
clk_set_parent(clk[IMX5_CLK_USBOH3_SEL], clk[IMX5_CLK_PLL2_SW]);
/* set SDHC root clock to 166.25MHZ*/
clk_set_rate(clk[IMX5_CLK_ESDHC_A_PODF], 166250000);
clk_set_rate(clk[IMX5_CLK_ESDHC_B_PODF], 166250000);
clk_prepare_enable(clk[IMX5_CLK_IIM_GATE]);
imx_print_silicon_rev("i.MX51", mx51_revision());
clk_disable_unprepare(clk[IMX5_CLK_IIM_GATE]);
/*
* Reference Manual says: Functionality of CCDR[18] and CLPCR[23] is no
* longer supported. Set to one for better power saving.
*
* The effect of not setting these bits is that MIPI clocks can't be
* enabled without the IPU clock being enabled aswell.
*/
val = readl(MXC_CCM_CCDR);
val |= 1 << 18;
writel(val, MXC_CCM_CCDR);
val = readl(MXC_CCM_CLPCR);
val |= 1 << 23;
writel(val, MXC_CCM_CLPCR);
}
