Fixes for omaps that were not considered urgent enough for the

rc series. Mostly a fix for GPMC allocation and omap5 ABB (Adaptive Body Bias). -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAABAgAGBQJT0PLHAAoJEBvUPslcq6VzVicQANRgbrIUKCHiYvi2ngRafAzT JrJ6xDn1Z9gQSXErlc1syxrH8YFZuNth+jGBs+yvZ+kN5kh6vCXk34MANxxv/IjO Qkm3qAjpEwGlzeW9LKwGfA9vqcnvbNJtf+xXXsaS6vB4Eac2epBjNF1aRLHqUN1n x3buaT7otHNUYzDts5mEPkF1W8ZmmyROvcdedAYaM5wayGK/7ETO7oto4l2l9h39 rsPKX5IL+L36EDCbz45FlmiRf5jXZhR80vfcC9wR1I6om8jov4KZTPTapoSGvaxg 17UaZ2RzMvTbapUJ8kRH7fGt43GPqGO9tqxTzUEXyf1IwP6BhPmVNXNCPWlSbcGn 6zATw4DtKtqEDGu3eOLEvo5yb2QydrC3p9CIl7cmVqRECCBSEtHcoQ8pbGeMCzOP XPaCw3TKJe5lzAqVqGcgryq7NnzhzvAzLW3MfDvSq5nsYbr8bkvv+6RqyZ7RpY7Q sv0pROA1Niwi8XyGeFMvh+NB2MtmPXRbV4if0SeKwZAxWIvUk+RXejxyhP7WEqCe MiUUx/tYjzDi8wjL6BqT7elpjPizR3jy1iuevmTUdsTK6Ks5QcCSwXtlKwr/VzbA pn4u5ylclXcOuR2EOdPwjTk3++HXvDGKZtRhyjFIf6dnQB/ThJs+5yF1QrWvkiD1 alomdF9oL2wy4cf4dOLA =nbzr -----END PGP SIGNATURE----- Merge tag 'omap-for-v3.17/fixes-not-urgent-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/fixes-non-critical Merge non-urgent omap fixes from Tony Lindgren: Fixes for omaps that were not considered urgent enough for the rc series. Mostly a fix for GPMC allocation and omap5 ABB (Adaptive Body Bias). * tag 'omap-for-v3.17/fixes-not-urgent-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap: ARM: omap2+: gpmc-nand: Use dynamic platform_device_alloc() omap16xx: Removes fixme no longer needed in ocpi_enable() ARM: dts: OMAP5: Add device nodes for ABB ARM: omap2+: usb-tusb6010.c: Cleaning up variable is set more than once Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2014-07-26 11:35:41 +02:00 · 2014-07-26 11:35:41 +02:00 · fd9f5edf6e
parent f53b2bffc4 00e4e5b5b0
commit fd9f5edf6e
4 changed files with 97 additions and 44 deletions
--- a/arch/arm/boot/dts/omap5.dtsi
+++ b/arch/arm/boot/dts/omap5.dtsi
@ -985,6 +985,66 @@ hdmi: encoder@58060000 {
 				dma-names = "audio_tx";
 			};
 		};
+
+		abb_mpu: regulator-abb-mpu {
+			compatible = "ti,abb-v2";
+			regulator-name = "abb_mpu";
+			#address-cells = <0>;
+			#size-cells = <0>;
+			clocks = <&sys_clkin>;
+			ti,settling-time = <50>;
+			ti,clock-cycles = <16>;
+
+			reg = <0x4ae07cdc 0x8>, <0x4ae06014 0x4>,
+			      <0x4a0021c4 0x8>, <0x4ae0c318 0x4>;
+			reg-names = "base-address", "int-address",
+				    "efuse-address", "ldo-address";
+			ti,tranxdone-status-mask = <0x80>;
+			/* LDOVBBMPU_MUX_CTRL */
+			ti,ldovbb-override-mask = <0x400>;
+			/* LDOVBBMPU_VSET_OUT */
+			ti,ldovbb-vset-mask = <0x1F>;
+
+			/*
+			 * NOTE: only FBB mode used but actual vset will
+			 * determine final biasing
+			 */
+			ti,abb_info = <
+			/*uV		ABB	efuse	rbb_m fbb_m	vset_m*/
+			1060000		0	0x0	0 0x02000000 0x01F00000
+			1250000		0	0x4	0 0x02000000 0x01F00000
+			>;
+		};
+
+		abb_mm: regulator-abb-mm {
+			compatible = "ti,abb-v2";
+			regulator-name = "abb_mm";
+			#address-cells = <0>;
+			#size-cells = <0>;
+			clocks = <&sys_clkin>;
+			ti,settling-time = <50>;
+			ti,clock-cycles = <16>;
+
+			reg = <0x4ae07ce4 0x8>, <0x4ae06010 0x4>,
+			      <0x4a0021a4 0x8>, <0x4ae0c314 0x4>;
+			reg-names = "base-address", "int-address",
+				    "efuse-address", "ldo-address";
+			ti,tranxdone-status-mask = <0x80000000>;
+			/* LDOVBBMM_MUX_CTRL */
+			ti,ldovbb-override-mask = <0x400>;
+			/* LDOVBBMM_VSET_OUT */
+			ti,ldovbb-vset-mask = <0x1F>;
+
+			/*
+			 * NOTE: only FBB mode used but actual vset will
+			 * determine final biasing
+			 */
+			ti,abb_info = <
+			/*uV		ABB	efuse	rbb_m fbb_m	vset_m*/
+			1025000		0	0x0	0 0x02000000 0x01F00000
+			1120000		0	0x4	0 0x02000000 0x01F00000
+			>;
+		};
 	};
 };

--- a/arch/arm/mach-omap1/ocpi.c
+++ b/arch/arm/mach-omap1/ocpi.c
@ -55,7 +55,6 @@ static struct clk *ocpi_ck;

 /*
 * Enables device access to OMAP buses via the OCPI bridge
- * FIXME: Add locking
 */
 int ocpi_enable(void)
 {
--- a/arch/arm/mach-omap2/gpmc-nand.c
+++ b/arch/arm/mach-omap2/gpmc-nand.c
@ -24,25 +24,6 @@
 /* minimum size for IO mapping */
 #define	NAND_IO_SIZE	4

-static struct resource gpmc_nand_resource[] = {
-	{
-		.flags		= IORESOURCE_MEM,
-	},
-	{
-		.flags		= IORESOURCE_IRQ,
-	},
-	{
-		.flags		= IORESOURCE_IRQ,
-	},
-};
-
-static struct platform_device gpmc_nand_device = {
-	.name		= "omap2-nand",
-	.id		= 0,
-	.num_resources	= ARRAY_SIZE(gpmc_nand_resource),
-	.resource	= gpmc_nand_resource,
-};
-
 static bool gpmc_hwecc_bch_capable(enum omap_ecc ecc_opt)
 {
 	/* platforms which support all ECC schemes */
@ -93,43 +74,41 @@ int gpmc_nand_init(struct omap_nand_platform_data *gpmc_nand_data,
 {
 	int err	= 0;
 	struct gpmc_settings s;
-	struct device *dev = &gpmc_nand_device.dev;
+	struct platform_device *pdev;
+	struct resource gpmc_nand_res[] = {
+		{ .flags = IORESOURCE_MEM, },
+		{ .flags = IORESOURCE_IRQ, },
+		{ .flags = IORESOURCE_IRQ, },
+	};

-	memset(&s, 0, sizeof(struct gpmc_settings));
-
-	gpmc_nand_device.dev.platform_data = gpmc_nand_data;
+	BUG_ON(gpmc_nand_data->cs >= GPMC_CS_NUM);

 	err = gpmc_cs_request(gpmc_nand_data->cs, NAND_IO_SIZE,
-				(unsigned long *)&gpmc_nand_resource[0].start);
+			      (unsigned long *)&gpmc_nand_res[0].start);
 	if (err < 0) {
-		dev_err(dev, "Cannot request GPMC CS %d, error %d\n",
-			gpmc_nand_data->cs, err);
+		pr_err("omap2-gpmc: Cannot request GPMC CS %d, error %d\n",
+		       gpmc_nand_data->cs, err);
 		return err;
 	}
-
-	gpmc_nand_resource[0].end = gpmc_nand_resource[0].start +
-							NAND_IO_SIZE - 1;
-
-	gpmc_nand_resource[1].start =
-				gpmc_get_client_irq(GPMC_IRQ_FIFOEVENTENABLE);
-	gpmc_nand_resource[2].start =
-				gpmc_get_client_irq(GPMC_IRQ_COUNT_EVENT);
+	gpmc_nand_res[0].end = gpmc_nand_res[0].start + NAND_IO_SIZE - 1;
+	gpmc_nand_res[1].start = gpmc_get_client_irq(GPMC_IRQ_FIFOEVENTENABLE);
+	gpmc_nand_res[2].start = gpmc_get_client_irq(GPMC_IRQ_COUNT_EVENT);

 	if (gpmc_t) {
 		err = gpmc_cs_set_timings(gpmc_nand_data->cs, gpmc_t);
 		if (err < 0) {
-			dev_err(dev, "Unable to set gpmc timings: %d\n", err);
+			pr_err("omap2-gpmc: Unable to set gpmc timings: %d\n", err);
 			return err;
 		}
 	}

+	memset(&s, 0, sizeof(struct gpmc_settings));
 	if (gpmc_nand_data->of_node)
 		gpmc_read_settings_dt(gpmc_nand_data->of_node, &s);
 	else
 		gpmc_set_legacy(gpmc_nand_data, &s);

 	s.device_nand = true;
-
 	err = gpmc_cs_program_settings(gpmc_nand_data->cs, &s);
 	if (err < 0)
 		goto out_free_cs;
@ -141,18 +120,34 @@ int gpmc_nand_init(struct omap_nand_platform_data *gpmc_nand_data,
 	gpmc_update_nand_reg(&gpmc_nand_data->reg, gpmc_nand_data->cs);

 	if (!gpmc_hwecc_bch_capable(gpmc_nand_data->ecc_opt)) {
-		dev_err(dev, "Unsupported NAND ECC scheme selected\n");
-		return -EINVAL;
+		pr_err("omap2-nand: Unsupported NAND ECC scheme selected\n");
+		err = -EINVAL;
+		goto out_free_cs;
 	}

-	err = platform_device_register(&gpmc_nand_device);
-	if (err < 0) {
-		dev_err(dev, "Unable to register NAND device\n");
-		goto out_free_cs;
+
+	pdev = platform_device_alloc("omap2-nand", gpmc_nand_data->cs);
+	if (pdev) {
+		err = platform_device_add_resources(pdev, gpmc_nand_res,
+						    ARRAY_SIZE(gpmc_nand_res));
+		if (!err)
+			pdev->dev.platform_data = gpmc_nand_data;
+	} else {
+		err = -ENOMEM;
+	}
+	if (err)
+		goto out_free_pdev;
+
+	err = platform_device_add(pdev);
+	if (err) {
+		dev_err(&pdev->dev, "Unable to register NAND device\n");
+		goto out_free_pdev;
 	}

 	return 0;

+out_free_pdev:
+	platform_device_put(pdev);
 out_free_cs:
 	gpmc_cs_free(gpmc_nand_data->cs);

--- a/arch/arm/mach-omap2/usb-tusb6010.c
+++ b/arch/arm/mach-omap2/usb-tusb6010.c
@ -95,7 +95,6 @@ static int tusb_set_sync_mode(unsigned sysclk_ps)
 	dev_t.t_avdp_w = t_scsnh_advnh;
 	dev_t.cyc_aavdh_we = 3;
 	dev_t.cyc_wpl = 6;
-	dev_t.t_ce_rdyz = 7000;

 	gpmc_calc_timings(&t, &tusb_sync, &dev_t);