ARM: davinci: dm355: Remove legacy clock init

This removes the unused legacy clock init code from
arch/arm/mach-davinci/dm355.c.

Signed-off-by: David Lechner <david@lechnology.com>
Reviewed-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
This commit is contained in:
David Lechner 2018-05-18 11:48:20 -05:00 committed by Sekhar Nori
parent 9cc247b82d
commit feee4eda2d

View File

@ -35,11 +35,6 @@
#include "davinci.h"
#include "mux.h"
#ifndef CONFIG_COMMON_CLK
#include "clock.h"
#include "psc.h"
#endif
#define DM355_UART2_BASE (IO_PHYS + 0x206000)
#define DM355_OSD_BASE (IO_PHYS + 0x70200)
#define DM355_VENC_BASE (IO_PHYS + 0x70400)
@ -49,349 +44,6 @@
*/
#define DM355_REF_FREQ 24000000 /* 24 or 36 MHz */
#ifndef CONFIG_COMMON_CLK
static struct pll_data pll1_data = {
.num = 1,
.phys_base = DAVINCI_PLL1_BASE,
.flags = PLL_HAS_PREDIV | PLL_HAS_POSTDIV,
};
static struct pll_data pll2_data = {
.num = 2,
.phys_base = DAVINCI_PLL2_BASE,
.flags = PLL_HAS_PREDIV,
};
static struct clk ref_clk = {
.name = "ref_clk",
/* FIXME -- crystal rate is board-specific */
.rate = DM355_REF_FREQ,
};
static struct clk pll1_clk = {
.name = "pll1",
.parent = &ref_clk,
.flags = CLK_PLL,
.pll_data = &pll1_data,
};
static struct clk pll1_aux_clk = {
.name = "pll1_aux_clk",
.parent = &pll1_clk,
.flags = CLK_PLL | PRE_PLL,
};
static struct clk pll1_sysclk1 = {
.name = "pll1_sysclk1",
.parent = &pll1_clk,
.flags = CLK_PLL,
.div_reg = PLLDIV1,
};
static struct clk pll1_sysclk2 = {
.name = "pll1_sysclk2",
.parent = &pll1_clk,
.flags = CLK_PLL,
.div_reg = PLLDIV2,
};
static struct clk pll1_sysclk3 = {
.name = "pll1_sysclk3",
.parent = &pll1_clk,
.flags = CLK_PLL,
.div_reg = PLLDIV3,
};
static struct clk pll1_sysclk4 = {
.name = "pll1_sysclk4",
.parent = &pll1_clk,
.flags = CLK_PLL,
.div_reg = PLLDIV4,
};
static struct clk pll1_sysclkbp = {
.name = "pll1_sysclkbp",
.parent = &pll1_clk,
.flags = CLK_PLL | PRE_PLL,
.div_reg = BPDIV
};
static struct clk vpss_dac_clk = {
.name = "vpss_dac",
.parent = &pll1_sysclk3,
.lpsc = DM355_LPSC_VPSS_DAC,
};
static struct clk vpss_master_clk = {
.name = "vpss_master",
.parent = &pll1_sysclk4,
.lpsc = DAVINCI_LPSC_VPSSMSTR,
.flags = CLK_PSC,
};
static struct clk vpss_slave_clk = {
.name = "vpss_slave",
.parent = &pll1_sysclk4,
.lpsc = DAVINCI_LPSC_VPSSSLV,
};
static struct clk clkout1_clk = {
.name = "clkout1",
.parent = &pll1_aux_clk,
/* NOTE: clkout1 can be externally gated by muxing GPIO-18 */
};
static struct clk clkout2_clk = {
.name = "clkout2",
.parent = &pll1_sysclkbp,
};
static struct clk pll2_clk = {
.name = "pll2",
.parent = &ref_clk,
.flags = CLK_PLL,
.pll_data = &pll2_data,
};
static struct clk pll2_sysclk1 = {
.name = "pll2_sysclk1",
.parent = &pll2_clk,
.flags = CLK_PLL,
.div_reg = PLLDIV1,
};
static struct clk pll2_sysclkbp = {
.name = "pll2_sysclkbp",
.parent = &pll2_clk,
.flags = CLK_PLL | PRE_PLL,
.div_reg = BPDIV
};
static struct clk clkout3_clk = {
.name = "clkout3",
.parent = &pll2_sysclkbp,
/* NOTE: clkout3 can be externally gated by muxing GPIO-16 */
};
static struct clk arm_clk = {
.name = "arm_clk",
.parent = &pll1_sysclk1,
.lpsc = DAVINCI_LPSC_ARM,
.flags = ALWAYS_ENABLED,
};
/*
* NOT LISTED below, and not touched by Linux
* - in SyncReset state by default
* .lpsc = DAVINCI_LPSC_TPCC,
* .lpsc = DAVINCI_LPSC_TPTC0,
* .lpsc = DAVINCI_LPSC_TPTC1,
* .lpsc = DAVINCI_LPSC_DDR_EMIF, .parent = &sysclk2_clk,
* .lpsc = DAVINCI_LPSC_MEMSTICK,
* - in Enabled state by default
* .lpsc = DAVINCI_LPSC_SYSTEM_SUBSYS,
* .lpsc = DAVINCI_LPSC_SCR2, // "bus"
* .lpsc = DAVINCI_LPSC_SCR3, // "bus"
* .lpsc = DAVINCI_LPSC_SCR4, // "bus"
* .lpsc = DAVINCI_LPSC_CROSSBAR, // "emulation"
* .lpsc = DAVINCI_LPSC_CFG27, // "test"
* .lpsc = DAVINCI_LPSC_CFG3, // "test"
* .lpsc = DAVINCI_LPSC_CFG5, // "test"
*/
static struct clk mjcp_clk = {
.name = "mjcp",
.parent = &pll1_sysclk1,
.lpsc = DAVINCI_LPSC_IMCOP,
};
static struct clk uart0_clk = {
.name = "uart0",
.parent = &pll1_aux_clk,
.lpsc = DAVINCI_LPSC_UART0,
};
static struct clk uart1_clk = {
.name = "uart1",
.parent = &pll1_aux_clk,
.lpsc = DAVINCI_LPSC_UART1,
};
static struct clk uart2_clk = {
.name = "uart2",
.parent = &pll1_sysclk2,
.lpsc = DAVINCI_LPSC_UART2,
};
static struct clk i2c_clk = {
.name = "i2c",
.parent = &pll1_aux_clk,
.lpsc = DAVINCI_LPSC_I2C,
};
static struct clk asp0_clk = {
.name = "asp0",
.parent = &pll1_sysclk2,
.lpsc = DAVINCI_LPSC_McBSP,
};
static struct clk asp1_clk = {
.name = "asp1",
.parent = &pll1_sysclk2,
.lpsc = DM355_LPSC_McBSP1,
};
static struct clk mmcsd0_clk = {
.name = "mmcsd0",
.parent = &pll1_sysclk2,
.lpsc = DAVINCI_LPSC_MMC_SD,
};
static struct clk mmcsd1_clk = {
.name = "mmcsd1",
.parent = &pll1_sysclk2,
.lpsc = DM355_LPSC_MMC_SD1,
};
static struct clk spi0_clk = {
.name = "spi0",
.parent = &pll1_sysclk2,
.lpsc = DAVINCI_LPSC_SPI,
};
static struct clk spi1_clk = {
.name = "spi1",
.parent = &pll1_sysclk2,
.lpsc = DM355_LPSC_SPI1,
};
static struct clk spi2_clk = {
.name = "spi2",
.parent = &pll1_sysclk2,
.lpsc = DM355_LPSC_SPI2,
};
static struct clk gpio_clk = {
.name = "gpio",
.parent = &pll1_sysclk2,
.lpsc = DAVINCI_LPSC_GPIO,
};
static struct clk aemif_clk = {
.name = "aemif",
.parent = &pll1_sysclk2,
.lpsc = DAVINCI_LPSC_AEMIF,
};
static struct clk pwm0_clk = {
.name = "pwm0",
.parent = &pll1_aux_clk,
.lpsc = DAVINCI_LPSC_PWM0,
};
static struct clk pwm1_clk = {
.name = "pwm1",
.parent = &pll1_aux_clk,
.lpsc = DAVINCI_LPSC_PWM1,
};
static struct clk pwm2_clk = {
.name = "pwm2",
.parent = &pll1_aux_clk,
.lpsc = DAVINCI_LPSC_PWM2,
};
static struct clk pwm3_clk = {
.name = "pwm3",
.parent = &pll1_aux_clk,
.lpsc = DM355_LPSC_PWM3,
};
static struct clk timer0_clk = {
.name = "timer0",
.parent = &pll1_aux_clk,
.lpsc = DAVINCI_LPSC_TIMER0,
};
static struct clk timer1_clk = {
.name = "timer1",
.parent = &pll1_aux_clk,
.lpsc = DAVINCI_LPSC_TIMER1,
};
static struct clk timer2_clk = {
.name = "timer2",
.parent = &pll1_aux_clk,
.lpsc = DAVINCI_LPSC_TIMER2,
.usecount = 1, /* REVISIT: why can't this be disabled? */
};
static struct clk timer3_clk = {
.name = "timer3",
.parent = &pll1_aux_clk,
.lpsc = DM355_LPSC_TIMER3,
};
static struct clk rto_clk = {
.name = "rto",
.parent = &pll1_aux_clk,
.lpsc = DM355_LPSC_RTO,
};
static struct clk usb_clk = {
.name = "usb",
.parent = &pll1_sysclk2,
.lpsc = DAVINCI_LPSC_USB,
};
static struct clk_lookup dm355_clks[] = {
CLK(NULL, "ref", &ref_clk),
CLK(NULL, "pll1", &pll1_clk),
CLK(NULL, "pll1_sysclk1", &pll1_sysclk1),
CLK(NULL, "pll1_sysclk2", &pll1_sysclk2),
CLK(NULL, "pll1_sysclk3", &pll1_sysclk3),
CLK(NULL, "pll1_sysclk4", &pll1_sysclk4),
CLK(NULL, "pll1_aux", &pll1_aux_clk),
CLK(NULL, "pll1_sysclkbp", &pll1_sysclkbp),
CLK(NULL, "vpss_dac", &vpss_dac_clk),
CLK("vpss", "master", &vpss_master_clk),
CLK("vpss", "slave", &vpss_slave_clk),
CLK(NULL, "clkout1", &clkout1_clk),
CLK(NULL, "clkout2", &clkout2_clk),
CLK(NULL, "pll2", &pll2_clk),
CLK(NULL, "pll2_sysclk1", &pll2_sysclk1),
CLK(NULL, "pll2_sysclkbp", &pll2_sysclkbp),
CLK(NULL, "clkout3", &clkout3_clk),
CLK(NULL, "arm", &arm_clk),
CLK(NULL, "mjcp", &mjcp_clk),
CLK("serial8250.0", NULL, &uart0_clk),
CLK("serial8250.1", NULL, &uart1_clk),
CLK("serial8250.2", NULL, &uart2_clk),
CLK("i2c_davinci.1", NULL, &i2c_clk),
CLK("davinci-mcbsp.0", NULL, &asp0_clk),
CLK("davinci-mcbsp.1", NULL, &asp1_clk),
CLK("dm6441-mmc.0", NULL, &mmcsd0_clk),
CLK("dm6441-mmc.1", NULL, &mmcsd1_clk),
CLK("spi_davinci.0", NULL, &spi0_clk),
CLK("spi_davinci.1", NULL, &spi1_clk),
CLK("spi_davinci.2", NULL, &spi2_clk),
CLK(NULL, "gpio", &gpio_clk),
CLK(NULL, "aemif", &aemif_clk),
CLK(NULL, "pwm0", &pwm0_clk),
CLK(NULL, "pwm1", &pwm1_clk),
CLK(NULL, "pwm2", &pwm2_clk),
CLK(NULL, "pwm3", &pwm3_clk),
CLK(NULL, "timer0", &timer0_clk),
CLK(NULL, "timer1", &timer1_clk),
CLK("davinci-wdt", NULL, &timer2_clk),
CLK(NULL, "timer3", &timer3_clk),
CLK(NULL, "rto", &rto_clk),
CLK(NULL, "usb", &usb_clk),
CLK(NULL, NULL, NULL),
};
#endif
/*----------------------------------------------------------------------*/
static u64 dm355_spi0_dma_mask = DMA_BIT_MASK(32);
static struct resource dm355_spi0_resources[] = {
@ -933,8 +585,6 @@ static struct davinci_id dm355_ids[] = {
},
};
static u32 dm355_psc_bases[] = { DAVINCI_PWR_SLEEP_CNTRL_BASE };
/*
* T0_BOT: Timer 0, bottom: clockevent source for hrtimers
* T0_TOP: Timer 0, top : clocksource for generic timekeeping
@ -1019,8 +669,6 @@ static const struct davinci_soc_info davinci_soc_info_dm355 = {
.jtag_id_reg = 0x01c40028,
.ids = dm355_ids,
.ids_num = ARRAY_SIZE(dm355_ids),
.psc_bases = dm355_psc_bases,
.psc_bases_num = ARRAY_SIZE(dm355_psc_bases),
.pinmux_base = DAVINCI_SYSTEM_MODULE_BASE,
.pinmux_pins = dm355_pins,
.pinmux_pins_num = ARRAY_SIZE(dm355_pins),
@ -1053,7 +701,6 @@ void __init dm355_init(void)
void __init dm355_init_time(void)
{
#ifdef CONFIG_COMMON_CLK
void __iomem *pll1, *psc;
struct clk *clk;
@ -1068,10 +715,6 @@ void __init dm355_init_time(void)
clk = clk_get(NULL, "timer0");
davinci_timer_init(clk);
#else
davinci_clk_init(dm355_clks);
davinci_timer_init(&timer0_clk);
#endif
}
static struct resource dm355_pll2_resources[] = {