mmc_helpers.c (4a331971d2f1083f35b87197da0614fa3e0e53cb) mmc_helpers.c (b344de4d0d163cbd8bf88cb5d226c18fe96f488f)
1/*
2 * Copyright 2019 Emmanuel Vadot <manu@freebsd.org>
3 * Copyright (c) 2017 Ian Lepore <ian@freebsd.org> All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met:
8 *

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84 host->caps |= MMC_CAP_MMC_HS400_180 | MMC_CAP_SIGNALING_180;
85 if (device_has_property(dev, "mmc-hs400-enhanced-strobe"))
86 host->caps |= MMC_CAP_MMC_ENH_STROBE;
87}
88
89int
90mmc_parse(device_t dev, struct mmc_helper *helper, struct mmc_host *host)
91{
1/*
2 * Copyright 2019 Emmanuel Vadot <manu@freebsd.org>
3 * Copyright (c) 2017 Ian Lepore <ian@freebsd.org> All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met:
8 *

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84 host->caps |= MMC_CAP_MMC_HS400_180 | MMC_CAP_SIGNALING_180;
85 if (device_has_property(dev, "mmc-hs400-enhanced-strobe"))
86 host->caps |= MMC_CAP_MMC_ENH_STROBE;
87}
88
89int
90mmc_parse(device_t dev, struct mmc_helper *helper, struct mmc_host *host)
91{
92 uint64_t bus_width, max_freq;
92 uint32_t bus_width, max_freq;
93
94 bus_width = 0;
93
94 bus_width = 0;
95 if (device_get_property(dev, "bus-width", &bus_width, sizeof(uint64_t)) <= 0)
95 if (device_get_property(dev, "bus-width", &bus_width,
96 sizeof(bus_width), DEVICE_PROP_UINT32) <= 0)
96 bus_width = 1;
97
98 if (bus_width >= 4)
99 host->caps |= MMC_CAP_4_BIT_DATA;
100 if (bus_width >= 8)
101 host->caps |= MMC_CAP_8_BIT_DATA;
102
103 /*
104 * max-frequency is optional, drivers should tweak this value
105 * if it's not present based on the clock that the mmc controller
106 * operates on
107 */
108 if (device_get_property(dev, "max-frequency", &max_freq,
97 bus_width = 1;
98
99 if (bus_width >= 4)
100 host->caps |= MMC_CAP_4_BIT_DATA;
101 if (bus_width >= 8)
102 host->caps |= MMC_CAP_8_BIT_DATA;
103
104 /*
105 * max-frequency is optional, drivers should tweak this value
106 * if it's not present based on the clock that the mmc controller
107 * operates on
108 */
109 if (device_get_property(dev, "max-frequency", &max_freq,
109 sizeof(uint64_t)) > 0)
110 sizeof(max_freq), DEVICE_PROP_UINT32) > 0)
110 host->f_max = max_freq;
111
112 if (device_has_property(dev, "broken-cd"))
113 helper->props |= MMC_PROP_BROKEN_CD;
114 if (device_has_property(dev, "non-removable"))
115 helper->props |= MMC_PROP_NON_REMOVABLE;
116 if (device_has_property(dev, "wp-inverted"))
117 helper->props |= MMC_PROP_WP_INVERTED;

--- 17 unchanged lines hidden --- 		111 host->f_max = max_freq;
112
113 if (device_has_property(dev, "broken-cd"))
114 helper->props |= MMC_PROP_BROKEN_CD;
115 if (device_has_property(dev, "non-removable"))
116 helper->props |= MMC_PROP_NON_REMOVABLE;
117 if (device_has_property(dev, "wp-inverted"))
118 helper->props |= MMC_PROP_WP_INVERTED;

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