aboutsummaryrefslogtreecommitdiffstats
path: root/meta-e3000/recipes-kernel/linux/linux-yocto-4.14.71/0096-Revert-eMMC-patch-4.14.48.patch
blob: 6957eef8d1931f3bebe676cce094e19c1cb96a2c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
From d433eff73ff15a790c2f6872d57ecd54f8694f7a Mon Sep 17 00:00:00 2001
From: Sudheesh Mavila <sudheesh.mavila@amd.com>
Date: Tue, 22 Jan 2019 16:17:11 +0530
Subject: [PATCH 096/131] Revert "eMMC patch 4.14.48"

This reverts commit 925f75997af85adaea92b1771b24764787e4d4ce.

Signed-off-by: Sudheesh Mavila <sudheesh.mavila@amd.com>
---
 drivers/acpi/resource.c       |  5 -----
 drivers/mmc/core/mmc.c        | 25 ++++++++++---------------
 drivers/mmc/host/sdhci-acpi.c |  2 --
 drivers/mmc/host/sdhci.c      | 21 ---------------------
 drivers/mmc/host/sdhci.h      |  2 --
 include/linux/mmc/host.h      |  1 -
 6 files changed, 10 insertions(+), 46 deletions(-)
 mode change 100755 => 100644 drivers/acpi/resource.c
 mode change 100755 => 100644 drivers/mmc/core/mmc.c
 mode change 100755 => 100644 drivers/mmc/host/sdhci-acpi.c
 mode change 100755 => 100644 drivers/mmc/host/sdhci.c
 mode change 100755 => 100644 drivers/mmc/host/sdhci.h
 mode change 100755 => 100644 include/linux/mmc/host.h

diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c
old mode 100755
new mode 100644
index e82b5a7..d85e010
--- a/drivers/acpi/resource.c
+++ b/drivers/acpi/resource.c
@@ -425,11 +425,6 @@ static void acpi_dev_get_irqresource(struct resource *res, u32 gsi,
 			triggering = trig;
 			polarity = pol;
 		}
-		if (gsi == 5) {
-			polarity = ACPI_ACTIVE_LOW;
-			pr_warning("ACPI: IRQ %d do not override to %s, %s\n", gsi,
-				   t ? "level" : "edge", p ? "low" : "high");
-		}
 	}
 
 	res->flags = acpi_dev_irq_flags(triggering, polarity, shareable);
diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
old mode 100755
new mode 100644
index 29bba1e..bad5c1b
--- a/drivers/mmc/core/mmc.c
+++ b/drivers/mmc/core/mmc.c
@@ -1161,14 +1161,14 @@ static int mmc_select_hs400(struct mmc_card *card)
 			mmc_hostname(host), err);
 		return err;
 	}
-	/*In AMD Platform due to hardware ip issue this fails*/
-	if (!host->ops->set_hs400_dll) {
-		/* Set host controller to HS timing */
-		mmc_set_timing(card->host, MMC_TIMING_MMC_HS);
-		/* Reduce frequency to HS frequency */
-		max_dtr = card->ext_csd.hs_max_dtr;
-		mmc_set_clock(host, max_dtr);
-	}
+
+	/* Set host controller to HS timing */
+	mmc_set_timing(card->host, MMC_TIMING_MMC_HS);
+
+	/* Reduce frequency to HS frequency */
+	max_dtr = card->ext_csd.hs_max_dtr;
+	mmc_set_clock(host, max_dtr);
+
 	err = mmc_switch_status(card);
 	if (err)
 		goto out_err;
@@ -1204,8 +1204,7 @@ static int mmc_select_hs400(struct mmc_card *card)
 	err = mmc_switch_status(card);
 	if (err)
 		goto out_err;
-	if (host->ops->set_hs400_dll)
-		host->ops->set_hs400_dll(host);
+
 	return 0;
 
 out_err:
@@ -1228,7 +1227,6 @@ int mmc_hs400_to_hs200(struct mmc_card *card)
 
 	/* Reduce frequency to HS */
 	max_dtr = card->ext_csd.hs_max_dtr;
-	if (!host->ops->set_hs400_dll)
 	mmc_set_clock(host, max_dtr);
 
 	/* Switch HS400 to HS DDR */
@@ -1238,15 +1236,12 @@ int mmc_hs400_to_hs200(struct mmc_card *card)
 			   true, false, true);
 	if (err)
 		goto out_err;
-       /*In AMD Platform due to hardware ip issue this fails*/
-	if (!host->ops->set_hs400_dll)
-	{
+
 	mmc_set_timing(host, MMC_TIMING_MMC_DDR52);
 
 	err = mmc_switch_status(card);
 	if (err)
 		goto out_err;
-	}
 
 	/* Switch HS DDR to HS */
 	err = __mmc_switch(card, EXT_CSD_CMD_SET_NORMAL, EXT_CSD_BUS_WIDTH,
diff --git a/drivers/mmc/host/sdhci-acpi.c b/drivers/mmc/host/sdhci-acpi.c
old mode 100755
new mode 100644
index 33592a6..c2e7048
--- a/drivers/mmc/host/sdhci-acpi.c
+++ b/drivers/mmc/host/sdhci-acpi.c
@@ -411,7 +411,6 @@ static const struct sdhci_ops sdhci_acpi_ops_amd = {
 	.set_bus_width	= sdhci_set_bus_width,
 	.reset		= sdhci_reset,
 	.set_uhs_signaling = sdhci_set_uhs_signaling,
-	 .set_hs400_dll = sdhci_acpi_amd_hs400_dll,
 };
 
 static const struct sdhci_acpi_chip sdhci_acpi_chip_amd = {
@@ -442,7 +441,6 @@ static const struct sdhci_acpi_slot sdhci_acpi_slot_amd_emmc = {
 	.caps   = MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE,
 	.quirks = SDHCI_QUIRK_32BIT_DMA_ADDR | SDHCI_QUIRK_32BIT_DMA_SIZE |
 			SDHCI_QUIRK_32BIT_ADMA_SIZE,
-    .quirks2 =  SDHCI_QUIRK2_BROKEN_TUNING_WA,
 	.probe_slot     = sdhci_acpi_emmc_amd_probe_slot,
 };
 
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
old mode 100755
new mode 100644
index 8837d45..d35deb7
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -1207,12 +1207,6 @@ void sdhci_send_command(struct sdhci_host *host, struct mmc_command *cmd)
 		flags |= SDHCI_CMD_DATA;
 
 	sdhci_writew(host, SDHCI_MAKE_CMD(cmd->opcode, flags), SDHCI_COMMAND);
-
-	if (cmd->opcode == MMC_SEND_TUNING_BLOCK_HS200  && (host->quirks2 & SDHCI_QUIRK2_BROKEN_TUNING_WA)) {
-		mdelay(10);
-		sdhci_writel(host, 0x8803040a, 0x8b8);
-		mdelay(10);
-	}
 }
 EXPORT_SYMBOL_GPL(sdhci_send_command);
 
@@ -1879,14 +1873,6 @@ static void sdhci_hw_reset(struct mmc_host *mmc)
 		host->ops->hw_reset(host);
 }
 
-static void sdhci_set_hs400_dll(struct mmc_host *mmc)
-{
-	struct sdhci_host *host = mmc_priv(mmc);
-
-	if (host->ops && host->ops->set_hs400_dll)
-		host->ops->set_hs400_dll(host);
-}
-
 static void sdhci_enable_sdio_irq_nolock(struct sdhci_host *host, int enable)
 {
 	if (!(host->flags & SDHCI_DEVICE_DEAD)) {
@@ -2370,7 +2356,6 @@ static const struct mmc_host_ops sdhci_ops = {
 	.get_cd		= sdhci_get_cd,
 	.get_ro		= sdhci_get_ro,
 	.hw_reset	= sdhci_hw_reset,
-	.set_hs400_dll = sdhci_set_hs400_dll,
 	.enable_sdio_irq = sdhci_enable_sdio_irq,
 	.start_signal_voltage_switch	= sdhci_start_signal_voltage_switch,
 	.prepare_hs400_tuning		= sdhci_prepare_hs400_tuning,
@@ -3315,12 +3300,6 @@ void __sdhci_read_caps(struct sdhci_host *host, u16 *ver, u32 *caps, u32 *caps1)
 		host->caps1 &= ~upper_32_bits(dt_caps_mask);
 		host->caps1 |= upper_32_bits(dt_caps);
 	}
-
-	if ((host->caps1 & SDHCI_SUPPORT_SDR104) && (host->caps1 & SDHCI_SUPPORT_DDR50) &&
-	 (host->quirks2 & SDHCI_QUIRK2_BROKEN_TUNING_WA))
-	{
-		host->mmc->caps2 = MMC_CAP2_HS400_1_8V;
-	}
 }
 EXPORT_SYMBOL_GPL(__sdhci_read_caps);
 
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
old mode 100755
new mode 100644
index b5fd294..1d7d61e
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
@@ -438,7 +438,6 @@ struct sdhci_host {
 /* Controller has CRC in 136 bit Command Response */
 #define SDHCI_QUIRK2_RSP_136_HAS_CRC			(1<<16)
 
-#define SDHCI_QUIRK2_BROKEN_TUNING_WA		(1<<17)
 	int irq;		/* Device IRQ */
 	void __iomem *ioaddr;	/* Mapped address */
 	char *bounce_buffer;	/* For packing SDMA reads/writes */
@@ -585,7 +584,6 @@ struct sdhci_ops {
 	int	(*platform_execute_tuning)(struct sdhci_host *host, u32 opcode);
 	void	(*set_uhs_signaling)(struct sdhci_host *host, unsigned int uhs);
 	void	(*hw_reset)(struct sdhci_host *host);
-	void    (*set_hs400_dll)(struct sdhci_host *host);
 	void    (*adma_workaround)(struct sdhci_host *host, u32 intmask);
 	void    (*card_event)(struct sdhci_host *host);
 	void	(*voltage_switch)(struct sdhci_host *host);
diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h
old mode 100755
new mode 100644
index b7d5611..9a43763
--- a/include/linux/mmc/host.h
+++ b/include/linux/mmc/host.h
@@ -152,7 +152,6 @@ struct mmc_host_ops {
 					 unsigned int max_dtr, int host_drv,
 					 int card_drv, int *drv_type);
 	void	(*hw_reset)(struct mmc_host *host);
-	void	(*set_hs400_dll)(struct mmc_host *host);
 	void	(*card_event)(struct mmc_host *host);
 
 	/*
-- 
2.7.4