Date: Thu, 4 May 2017 18:56:11 +0000 (UTC) From: Luiz Otavio O Souza <loos@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r317800 - head/sys/dev/sdhci Message-ID: <201705041856.v44IuBOG011298@repo.freebsd.org>
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Author: loos Date: Thu May 4 18:56:11 2017 New Revision: 317800 URL: https://svnweb.freebsd.org/changeset/base/317800 Log: Add support for the no-1-8-v and wp-inverted properties in generic SDHCI FDT glue. MFC after: 2 weeks Sponsored by: Rubicon Communications, LLC (Netgate) Modified: head/sys/dev/sdhci/sdhci_fdt.c Modified: head/sys/dev/sdhci/sdhci_fdt.c ============================================================================== --- head/sys/dev/sdhci/sdhci_fdt.c Thu May 4 17:23:39 2017 (r317799) +++ head/sys/dev/sdhci/sdhci_fdt.c Thu May 4 18:56:11 2017 (r317800) @@ -70,6 +70,9 @@ struct sdhci_fdt_softc { int num_slots; /* Number of slots on this controller*/ struct sdhci_slot slots[MAX_SLOTS]; struct resource *mem_res[MAX_SLOTS]; /* Memory resource */ + + bool wp_inverted; /* WP pin is inverted */ + bool no_18v; /* No 1.8V support */ }; static uint8_t @@ -110,8 +113,13 @@ static uint32_t sdhci_fdt_read_4(device_t dev, struct sdhci_slot *slot, bus_size_t off) { struct sdhci_fdt_softc *sc = device_get_softc(dev); + uint32_t val32; + + val32 = bus_read_4(sc->mem_res[slot->num], off); + if (off == SDHCI_CAPABILITIES && sc->no_18v) + val32 &= ~SDHCI_CAN_VDD_180; - return (bus_read_4(sc->mem_res[slot->num], off)); + return (val32); } static void @@ -152,6 +160,14 @@ sdhci_fdt_intr(void *arg) } static int +sdhci_fdt_get_ro(device_t bus, device_t dev) +{ + struct sdhci_fdt_softc *sc = device_get_softc(bus); + + return (sdhci_generic_get_ro(bus, dev) ^ sc->wp_inverted); +} + +static int sdhci_fdt_probe(device_t dev) { struct sdhci_fdt_softc *sc = device_get_softc(dev); @@ -182,6 +198,10 @@ sdhci_fdt_probe(device_t dev) sc->num_slots = cid; if ((OF_getencprop(node, "max-frequency", &cid, sizeof(cid))) > 0) sc->max_clk = cid; + if (OF_hasprop(node, "no-1-8-v")) + sc->no_18v = true; + if (OF_hasprop(node, "wp-inverted")) + sc->wp_inverted = true; return (0); } @@ -279,7 +299,7 @@ static device_method_t sdhci_fdt_methods /* mmcbr_if */ DEVMETHOD(mmcbr_update_ios, sdhci_generic_update_ios), DEVMETHOD(mmcbr_request, sdhci_generic_request), - DEVMETHOD(mmcbr_get_ro, sdhci_generic_get_ro), + DEVMETHOD(mmcbr_get_ro, sdhci_fdt_get_ro), DEVMETHOD(mmcbr_acquire_host, sdhci_generic_acquire_host), DEVMETHOD(mmcbr_release_host, sdhci_generic_release_host),
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