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From:   Tero Kristo <t-kristo@ti.com>
To:     <rjw@rjwysocki.net>, <viresh.kumar@linaro.org>,
        <linux-pm@vger.kernel.org>
CC:     <linux-kernel@vger.kernel.org>, Lokesh Vutla <lokeshvutla@ti.com>
Subject: [PATCH] cpufreq: ti-cpufreq: Add support for OPP_PLUS
Date:   Fri, 28 Feb 2020 16:45:29 +0200
Message-ID: <20200228144529.14548-1-t-kristo@ti.com>
MIME-Version: 1.0
Content-Type: text/plain
Sender: linux-kernel-owner@vger.kernel.org
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From: Lokesh Vutla <lokeshvutla@ti.com>

DRA762 SoC introduces OPP_PLUS which runs at 1.8GHz. Add
support for this OPP in ti-cpufreq driver.

Acked-by: Dave Gerlach <d-gerlach@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: Tero Kristo <t-kristo@ti.com>
---
 drivers/cpufreq/ti-cpufreq.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/cpufreq/ti-cpufreq.c b/drivers/cpufreq/ti-cpufreq.c
index 557cb513bf7f..d62b6b21325a 100644
--- a/drivers/cpufreq/ti-cpufreq.c
+++ b/drivers/cpufreq/ti-cpufreq.c
@@ -25,11 +25,14 @@
 
 #define DRA7_EFUSE_HAS_OD_MPU_OPP		11
 #define DRA7_EFUSE_HAS_HIGH_MPU_OPP		15
+#define DRA76_EFUSE_HAS_PLUS_MPU_OPP		18
 #define DRA7_EFUSE_HAS_ALL_MPU_OPP		23
+#define DRA76_EFUSE_HAS_ALL_MPU_OPP		24
 
 #define DRA7_EFUSE_NOM_MPU_OPP			BIT(0)
 #define DRA7_EFUSE_OD_MPU_OPP			BIT(1)
 #define DRA7_EFUSE_HIGH_MPU_OPP			BIT(2)
+#define DRA76_EFUSE_PLUS_MPU_OPP		BIT(3)
 
 #define OMAP3_CONTROL_DEVICE_STATUS		0x4800244C
 #define OMAP3_CONTROL_IDCODE			0x4830A204
@@ -80,6 +83,9 @@ static unsigned long dra7_efuse_xlate(struct ti_cpufreq_data *opp_data,
 	 */
 
 	switch (efuse) {
+	case DRA76_EFUSE_HAS_PLUS_MPU_OPP:
+	case DRA76_EFUSE_HAS_ALL_MPU_OPP:
+		calculated_efuse |= DRA76_EFUSE_PLUS_MPU_OPP;
 	case DRA7_EFUSE_HAS_ALL_MPU_OPP:
 	case DRA7_EFUSE_HAS_HIGH_MPU_OPP:
 		calculated_efuse |= DRA7_EFUSE_HIGH_MPU_OPP;
-- 
2.17.1

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