Module Name: src Committed By: martin Date: Fri Aug 29 11:17:39 UTC 2014
Modified Files: src/sys/arch/arm/allwinner [netbsd-7]: awin_mmc.c awin_reg.h Log Message: Pull up following revision(s) (requested by skrll in ticket #57): sys/arch/arm/allwinner/awin_reg.h: revision 1.15 sys/arch/arm/allwinner/awin_mmc.c: revision 1.4 Correct the mmc clock. Banana Pi can now find an SD card. To generate a diff of this commit: cvs rdiff -u -r1.3 -r1.3.10.1 src/sys/arch/arm/allwinner/awin_mmc.c cvs rdiff -u -r1.14 -r1.14.2.1 src/sys/arch/arm/allwinner/awin_reg.h Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
Modified files: Index: src/sys/arch/arm/allwinner/awin_mmc.c diff -u src/sys/arch/arm/allwinner/awin_mmc.c:1.3 src/sys/arch/arm/allwinner/awin_mmc.c:1.3.10.1 --- src/sys/arch/arm/allwinner/awin_mmc.c:1.3 Wed Feb 26 02:01:02 2014 +++ src/sys/arch/arm/allwinner/awin_mmc.c Fri Aug 29 11:17:38 2014 @@ -1,4 +1,4 @@ -/* $NetBSD: awin_mmc.c,v 1.3 2014/02/26 02:01:02 jmcneill Exp $ */ +/* $NetBSD: awin_mmc.c,v 1.3.10.1 2014/08/29 11:17:38 martin Exp $ */ /*- * Copyright (c) 2014 Jared D. McNeill <jmcne...@invisible.ca> @@ -29,7 +29,7 @@ #include "locators.h" #include <sys/cdefs.h> -__KERNEL_RCSID(0, "$NetBSD: awin_mmc.c,v 1.3 2014/02/26 02:01:02 jmcneill Exp $"); +__KERNEL_RCSID(0, "$NetBSD: awin_mmc.c,v 1.3.10.1 2014/08/29 11:17:38 martin Exp $"); #include <sys/param.h> #include <sys/bus.h> @@ -87,7 +87,7 @@ struct awin_mmc_softc { int sc_mmc_present; device_t sc_sdmmc_dev; - unsigned int sc_pll5_freq; + unsigned int sc_pll_freq; unsigned int sc_mod_clk; bool sc_has_gpio_detect; @@ -129,7 +129,7 @@ awin_mmc_probe_clocks(struct awin_mmc_so int n, k, p, div; val = bus_space_read_4(aio->aio_core_bst, aio->aio_ccm_bsh, - AWIN_PLL5_CFG_REG); + AWIN_PLL6_CFG_REG); n = (val >> 8) & 0x1f; k = ((val >> 4) & 3) + 1; @@ -137,20 +137,16 @@ awin_mmc_probe_clocks(struct awin_mmc_so freq = 24000000 * n * k / p; - sc->sc_pll5_freq = freq; - if (sc->sc_pll5_freq > 400000000) { - div = 4; - } else { - div = 3; - } - sc->sc_mod_clk = sc->sc_pll5_freq / (div + 1); + sc->sc_pll_freq = freq; + div = ((sc->sc_pll_freq + 99999999) / 100000000) - 1; + sc->sc_mod_clk = sc->sc_pll_freq / (div + 1); - awin_reg_set_clear(aio->aio_core_bst, aio->aio_ccm_bsh, + bus_space_write_4(aio->aio_core_bst, aio->aio_ccm_bsh, AWIN_SD0_CLK_REG + (sc->sc_mmc_number * 8), - AWIN_PLL_CFG_ENABLE | AWIN_PLL_CFG_EXG_MODE | div, 0); + AWIN_PLL_CFG_ENABLE | AWIN_PLL_CFG_PLL6 | div); #ifdef AWIN_MMC_DEBUG - aprint_normal_dev(sc->sc_dev, "PLL5 @ %u Hz\n", freq); + aprint_normal_dev(sc->sc_dev, "PLL6 @ %u Hz\n", freq); #endif } Index: src/sys/arch/arm/allwinner/awin_reg.h diff -u src/sys/arch/arm/allwinner/awin_reg.h:1.14 src/sys/arch/arm/allwinner/awin_reg.h:1.14.2.1 --- src/sys/arch/arm/allwinner/awin_reg.h:1.14 Sun Aug 3 19:14:24 2014 +++ src/sys/arch/arm/allwinner/awin_reg.h Fri Aug 29 11:17:38 2014 @@ -720,7 +720,8 @@ #define AWIN_PLL_CFG_ENABLE __BIT(31) #define AWIN_PLL_CFG_BYPASS __BIT(30) -#define AWIN_PLL_CFG_EXG_MODE __BIT(25) +#define AWIN_PLL_CFG_PLL5 __BIT(25) +#define AWIN_PLL_CFG_PLL6 __BIT(24) #define AWIN_PLL_CFG_OUT_EXP_DIVP __BITS(17,16) #define AWIN_PLL_CFG_FACTOR_N __BITS(12,8) #define AWIN_PLL_CFG_FACTOR_K __BITS(5,4)