diff options
Diffstat (limited to 'sys/dev/fdt/rkclock.c')
| -rw-r--r-- | sys/dev/fdt/rkclock.c | 39 |
1 files changed, 17 insertions, 22 deletions
diff --git a/sys/dev/fdt/rkclock.c b/sys/dev/fdt/rkclock.c index d17cfeeaf2c..4bb6361d529 100644 --- a/sys/dev/fdt/rkclock.c +++ b/sys/dev/fdt/rkclock.c @@ -1,4 +1,4 @@ -/* $OpenBSD: rkclock.c,v 1.45 2019/09/20 19:58:43 kettenis Exp $ */ +/* $OpenBSD: rkclock.c,v 1.46 2019/09/20 20:45:28 kettenis Exp $ */ /* * Copyright (c) 2017, 2018 Mark Kettenis <kettenis@openbsd.org> * @@ -485,6 +485,14 @@ rkclock_set_parent(struct rkclock_softc *sc, uint32_t idx, uint32_t parent) * Rockchip RK3288 */ +struct rkclock rk3288_clocks[] = { + { + RK3288_CLK_SDMMC, RK3288_CRU_CLKSEL_CON(11), + SEL(7, 6), DIV(5, 0), + { RK3288_PLL_CPLL, RK3288_PLL_GPLL, RK3288_XIN24M } + } +}; + void rk3288_init(struct rkclock_softc *sc) { @@ -507,6 +515,8 @@ rk3288_init(struct rkclock_softc *sc) idx = RK3288_ARMCLK; rk3288_set_frequency(sc, &idx, 1200000000); } + + sc->sc_clocks = rk3288_clocks; } uint32_t @@ -628,23 +638,8 @@ rk3288_get_frequency(void *cookie, uint32_t *cells) div_con = (reg >> 8) & 0x1f; idx = (mux == 0) ? RK3288_PLL_APLL : RK3288_PLL_GPLL; return rk3288_get_frequency(sc, &idx) / (div_con + 1); - case RK3288_CLK_SDMMC: - reg = HREAD4(sc, RK3288_CRU_CLKSEL_CON(11)); - mux = (reg >> 6) & 0x3; - div_con = reg & 0x3f; - switch (mux) { - case 0: - idx = RK3288_PLL_CPLL; - break; - case 1: - idx = RK3288_PLL_GPLL; - break; - case 2: - return 24000000 / (div_con + 1); - default: - return 0; - } - return rk3288_get_frequency(sc, &idx) / (div_con + 1); + case RK3288_XIN24M: + return 24000000; case RK3288_CLK_UART0: reg = HREAD4(sc, RK3288_CRU_CLKSEL_CON(13)); mux = (reg >> 8) & 0x3; @@ -731,8 +726,7 @@ rk3288_get_frequency(void *cookie, uint32_t *cells) break; } - printf("%s: 0x%08x\n", __func__, idx); - return 0; + return rkclock_get_frequency(sc, idx); } int @@ -753,10 +747,11 @@ rk3288_set_frequency(void *cookie, uint32_t *cells, uint32_t freq) ((1 << 15) | (0x1f << 8)) << 16); } return error; + default: + break; } - printf("%s: 0x%08x\n", __func__, idx); - return -1; + return rkclock_set_frequency(sc, idx, freq); } void |