Module Name: src
Committed By: jmcneill
Date: Wed Nov 15 13:53:27 UTC 2017
Modified Files:
src/sys/arch/arm/sunxi: sunxi_mmc.c
Log Message:
honour non-removable and broken-cd properties
To generate a diff of this commit:
cvs rdiff -u -r1.16 -r1.17 src/sys/arch/arm/sunxi/sunxi_mmc.c
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/sunxi/sunxi_mmc.c
diff -u src/sys/arch/arm/sunxi/sunxi_mmc.c:1.16 src/sys/arch/arm/sunxi/sunxi_mmc.c:1.17
--- src/sys/arch/arm/sunxi/sunxi_mmc.c:1.16 Sat Oct 28 13:13:45 2017
+++ src/sys/arch/arm/sunxi/sunxi_mmc.c Wed Nov 15 13:53:26 2017
@@ -1,4 +1,4 @@
-/* $NetBSD: sunxi_mmc.c,v 1.16 2017/10/28 13:13:45 jmcneill Exp $ */
+/* $NetBSD: sunxi_mmc.c,v 1.17 2017/11/15 13:53:26 jmcneill Exp $ */
/*-
* Copyright (c) 2014-2017 Jared McNeill <[email protected]>
@@ -29,7 +29,7 @@
#include "opt_sunximmc.h"
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: sunxi_mmc.c,v 1.16 2017/10/28 13:13:45 jmcneill Exp $");
+__KERNEL_RCSID(0, "$NetBSD: sunxi_mmc.c,v 1.17 2017/11/15 13:53:26 jmcneill Exp $");
#include <sys/param.h>
#include <sys/bus.h>
@@ -188,6 +188,9 @@ struct sunxi_mmc_softc {
struct fdtbus_regulator *sc_reg_vqmmc;
struct fdtbus_mmc_pwrseq *sc_pwrseq;
+
+ bool sc_non_removable;
+ bool sc_broken_cd;
};
CFATTACH_DECL_NEW(sunxi_mmc, sizeof(struct sunxi_mmc_softc),
@@ -334,6 +337,9 @@ sunxi_mmc_attach(device_t parent, device
sc->sc_gpio_cd_inverted = of_hasprop(phandle, "cd-inverted") ? 0 : 1;
sc->sc_gpio_wp_inverted = of_hasprop(phandle, "wp-inverted") ? 0 : 1;
+ sc->sc_non_removable = of_hasprop(phandle, "non-removable");
+ sc->sc_broken_cd = of_hasprop(phandle, "broken-cd");
+
if (sunxi_mmc_dmabounce_setup(sc) != 0 ||
sunxi_mmc_idma_setup(sc) != 0) {
aprint_error_dev(self, "failed to setup DMA\n");
@@ -638,9 +644,14 @@ sunxi_mmc_card_detect(sdmmc_chipset_hand
{
struct sunxi_mmc_softc *sc = sch;
- if (sc->sc_gpio_cd == NULL) {
- return 1; /* no card detect pin, assume present */
- } else {
+ if (sc->sc_non_removable || sc->sc_broken_cd) {
+ /*
+ * Non-removable or broken card detect flag set in
+ * DT, assume always present
+ */
+ return 1;
+ } else if (sc->sc_gpio_cd != NULL) {
+ /* Use card detect GPIO */
int v = 0, i;
for (i = 0; i < 5; i++) {
v += (fdtbus_gpio_read(sc->sc_gpio_cd) ^
@@ -652,6 +663,11 @@ sunxi_mmc_card_detect(sdmmc_chipset_hand
else if (v == 0)
sc->sc_mmc_present = 1;
return sc->sc_mmc_present;
+ } else {
+ /* Use CARD_PRESENT field of SD_STATUS register */
+ const uint32_t present = MMC_READ(sc, SUNXI_MMC_STATUS) &
+ SUNXI_MMC_STATUS_CARD_PRESENT;
+ return present != 0;
}
}
