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1// SPDX-License-Identifier: GPL-2.02/*3 * PSC clock descriptions for TI DA830/OMAP-L137/AM17XX4 *5 * Copyright (C) 2018 David Lechner <david@lechnology.com>6 */7 8#include <linux/clk-provider.h>9#include <linux/clk.h>10#include <linux/clkdev.h>11#include <linux/init.h>12#include <linux/kernel.h>13#include <linux/types.h>14 15#include "psc.h"16 17LPSC_CLKDEV1(aemif_clkdev, NULL, "ti-aemif");18LPSC_CLKDEV1(spi0_clkdev, NULL, "spi_davinci.0");19LPSC_CLKDEV1(mmcsd_clkdev, NULL, "da830-mmc.0");20LPSC_CLKDEV1(uart0_clkdev, NULL, "serial8250.0");21 22static const struct davinci_lpsc_clk_info da830_psc0_info[] = {23 LPSC(0, 0, tpcc, pll0_sysclk2, NULL, LPSC_ALWAYS_ENABLED),24 LPSC(1, 0, tptc0, pll0_sysclk2, NULL, LPSC_ALWAYS_ENABLED),25 LPSC(2, 0, tptc1, pll0_sysclk2, NULL, LPSC_ALWAYS_ENABLED),26 LPSC(3, 0, aemif, pll0_sysclk3, aemif_clkdev, LPSC_ALWAYS_ENABLED),27 LPSC(4, 0, spi0, pll0_sysclk2, spi0_clkdev, 0),28 LPSC(5, 0, mmcsd, pll0_sysclk2, mmcsd_clkdev, 0),29 LPSC(6, 0, aintc, pll0_sysclk4, NULL, LPSC_ALWAYS_ENABLED),30 LPSC(7, 0, arm_rom, pll0_sysclk2, NULL, LPSC_ALWAYS_ENABLED),31 LPSC(8, 0, secu_mgr, pll0_sysclk4, NULL, LPSC_ALWAYS_ENABLED),32 LPSC(9, 0, uart0, pll0_sysclk2, uart0_clkdev, 0),33 LPSC(10, 0, scr0_ss, pll0_sysclk2, NULL, LPSC_ALWAYS_ENABLED),34 LPSC(11, 0, scr1_ss, pll0_sysclk2, NULL, LPSC_ALWAYS_ENABLED),35 LPSC(12, 0, scr2_ss, pll0_sysclk2, NULL, LPSC_ALWAYS_ENABLED),36 LPSC(13, 0, pruss, pll0_sysclk2, NULL, LPSC_ALWAYS_ENABLED),37 LPSC(14, 0, arm, pll0_sysclk6, NULL, LPSC_ALWAYS_ENABLED),38 { }39};40 41static int da830_psc0_init(struct device *dev, void __iomem *base)42{43 return davinci_psc_register_clocks(dev, da830_psc0_info, 16, base);44}45 46static struct clk_bulk_data da830_psc0_parent_clks[] = {47 { .id = "pll0_sysclk2" },48 { .id = "pll0_sysclk3" },49 { .id = "pll0_sysclk4" },50 { .id = "pll0_sysclk6" },51};52 53const struct davinci_psc_init_data da830_psc0_init_data = {54 .parent_clks = da830_psc0_parent_clks,55 .num_parent_clks = ARRAY_SIZE(da830_psc0_parent_clks),56 .psc_init = &da830_psc0_init,57};58 59LPSC_CLKDEV3(usb0_clkdev, "fck", "da830-usb-phy-clks",60 NULL, "musb-da8xx",61 NULL, "cppi41-dmaengine");62LPSC_CLKDEV1(usb1_clkdev, NULL, "ohci-da8xx");63/* REVISIT: gpio-davinci.c should be modified to drop con_id */64LPSC_CLKDEV1(gpio_clkdev, "gpio", NULL);65LPSC_CLKDEV2(emac_clkdev, NULL, "davinci_emac.1",66 "fck", "davinci_mdio.0");67LPSC_CLKDEV1(mcasp0_clkdev, NULL, "davinci-mcasp.0");68LPSC_CLKDEV1(mcasp1_clkdev, NULL, "davinci-mcasp.1");69LPSC_CLKDEV1(mcasp2_clkdev, NULL, "davinci-mcasp.2");70LPSC_CLKDEV1(spi1_clkdev, NULL, "spi_davinci.1");71LPSC_CLKDEV1(i2c1_clkdev, NULL, "i2c_davinci.2");72LPSC_CLKDEV1(uart1_clkdev, NULL, "serial8250.1");73LPSC_CLKDEV1(uart2_clkdev, NULL, "serial8250.2");74LPSC_CLKDEV1(lcdc_clkdev, "fck", "da8xx_lcdc.0");75LPSC_CLKDEV2(pwm_clkdev, "fck", "ehrpwm.0",76 "fck", "ehrpwm.1");77LPSC_CLKDEV3(ecap_clkdev, "fck", "ecap.0",78 "fck", "ecap.1",79 "fck", "ecap.2");80LPSC_CLKDEV2(eqep_clkdev, NULL, "eqep.0",81 NULL, "eqep.1");82 83static const struct davinci_lpsc_clk_info da830_psc1_info[] = {84 LPSC(1, 0, usb0, pll0_sysclk2, usb0_clkdev, 0),85 LPSC(2, 0, usb1, pll0_sysclk4, usb1_clkdev, 0),86 LPSC(3, 0, gpio, pll0_sysclk4, gpio_clkdev, 0),87 LPSC(5, 0, emac, pll0_sysclk4, emac_clkdev, 0),88 LPSC(6, 0, emif3, pll0_sysclk5, NULL, LPSC_ALWAYS_ENABLED),89 LPSC(7, 0, mcasp0, pll0_sysclk2, mcasp0_clkdev, 0),90 LPSC(8, 0, mcasp1, pll0_sysclk2, mcasp1_clkdev, 0),91 LPSC(9, 0, mcasp2, pll0_sysclk2, mcasp2_clkdev, 0),92 LPSC(10, 0, spi1, pll0_sysclk2, spi1_clkdev, 0),93 LPSC(11, 0, i2c1, pll0_sysclk4, i2c1_clkdev, 0),94 LPSC(12, 0, uart1, pll0_sysclk2, uart1_clkdev, 0),95 LPSC(13, 0, uart2, pll0_sysclk2, uart2_clkdev, 0),96 LPSC(16, 0, lcdc, pll0_sysclk2, lcdc_clkdev, 0),97 LPSC(17, 0, pwm, pll0_sysclk2, pwm_clkdev, 0),98 LPSC(20, 0, ecap, pll0_sysclk2, ecap_clkdev, 0),99 LPSC(21, 0, eqep, pll0_sysclk2, eqep_clkdev, 0),100 { }101};102 103static int da830_psc1_init(struct device *dev, void __iomem *base)104{105 return davinci_psc_register_clocks(dev, da830_psc1_info, 32, base);106}107 108static struct clk_bulk_data da830_psc1_parent_clks[] = {109 { .id = "pll0_sysclk2" },110 { .id = "pll0_sysclk4" },111 { .id = "pll0_sysclk5" },112};113 114const struct davinci_psc_init_data da830_psc1_init_data = {115 .parent_clks = da830_psc1_parent_clks,116 .num_parent_clks = ARRAY_SIZE(da830_psc1_parent_clks),117 .psc_init = &da830_psc1_init,118};119