diff options
Diffstat (limited to 'sys/dev/fdt/rkclock.c')
| -rw-r--r-- | sys/dev/fdt/rkclock.c | 62 |
1 files changed, 15 insertions, 47 deletions
diff --git a/sys/dev/fdt/rkclock.c b/sys/dev/fdt/rkclock.c index 06ed92f652c..f749703a663 100644 --- a/sys/dev/fdt/rkclock.c +++ b/sys/dev/fdt/rkclock.c @@ -1,4 +1,4 @@ -/* $OpenBSD: rkclock.c,v 1.19 2017/12/29 15:53:09 kettenis Exp $ */ +/* $OpenBSD: rkclock.c,v 1.20 2018/01/03 20:41:31 kettenis Exp $ */ /* * Copyright (c) 2017 Mark Kettenis <kettenis@openbsd.org> * @@ -529,6 +529,7 @@ void rk3399_init(struct rkclock_softc *sc) { int node; + int i; /* PMUCRU instance should attach before us. */ KASSERT(rk3399_pmucru_sc != NULL); @@ -557,6 +558,14 @@ rk3399_init(struct rkclock_softc *sc) RK3399_CRU_PLL_PLL_WORK_MODE_NORMAL); #endif } + + /* The code below assumes all clocks are enabled. Check this!. */ + for (i = 0; i <= 34; i++) { + if (HREAD4(sc, RK3399_CRU_CLKGATE_CON(i)) != 0x00000000) { + printf("CRU_CLKGATE_CON%d: 0x%08x\n", i, + HREAD4(sc, RK3399_CRU_CLKGATE_CON(i))); + } + } } uint32_t @@ -912,53 +921,12 @@ rk3399_enable(void *cookie, uint32_t *cells, int on) { uint32_t idx = cells[0]; - switch (idx) { - case RK3399_CLK_I2C1: - case RK3399_CLK_I2C2: - case RK3399_CLK_I2C3: - case RK3399_CLK_I2C5: - case RK3399_CLK_I2C6: - case RK3399_CLK_I2C7: - case RK3399_CLK_SDMMC: - case RK3399_CLK_EMMC: - case RK3399_CLK_TSADC: - case RK3399_CLK_UART0: - case RK3399_CLK_UART1: - case RK3399_CLK_UART2: - case RK3399_CLK_UART3: - case RK3399_CLK_MAC_RX: - case RK3399_CLK_MAC_TX: - case RK3399_CLK_MAC: - case RK3399_CLK_USB3OTG0_REF: - case RK3399_CLK_USB3OTG1_REF: - case RK3399_CLK_USB3OTG0_SUSPEND: - case RK3399_CLK_USB3OTG1_SUSPEND: - case RK3399_CLK_SDMMC_DRV: - case RK3399_CLK_SDMMC_SAMPLE: - case RK3399_ACLK_EMMC: - case RK3399_ACLK_GMAC: - case RK3399_ACLK_USB3OTG0: - case RK3399_ACLK_USB3OTG1: - case RK3399_ACLK_USB3_GRF: - case RK3399_PCLK_I2C1: - case RK3399_PCLK_I2C2: - case RK3399_PCLK_I2C3: - case RK3399_PCLK_I2C5: - case RK3399_PCLK_I2C6: - case RK3399_PCLK_I2C7: - case RK3399_PCLK_TSADC: - case RK3399_PCLK_GMAC: - case RK3399_HCLK_HOST0: - case RK3399_HCLK_HOST0_ARB: - case RK3399_HCLK_HOST1: - case RK3399_HCLK_HOST1_ARB: - case RK3399_HCLK_SDMMC: - /* Enabled by default. */ - break; - default: + /* + * All clocks are enabled by default, so there is nothing for + * us to do until we start disabling clocks. + */ + if (!on) printf("%s: 0x%08x\n", __func__, idx); - break; - } } void |