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60 lines
1.0 KiB
60 lines
1.0 KiB
3 years ago
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#ifndef _QUP_AFC_H
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#define _QUP_AFC_H
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#include <linux/qcom-geni-se.h>
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#define AFC_FW_PORT_NUMBER 6
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#define AFC_CORE2X_VOTE (960)
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/* M_CMD OP codes for AFC */
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#define AFC_WRITE (0x1)
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#define AFC_READ (0x2)
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#define AFC_WRITE_READ (0x3)
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#define RX_STOP_BIT (0x1)
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enum {
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CHECK_AFC = 0,
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SET_VOLTAGE = 1,
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};
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enum {
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AFC_INIT,
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NOT_AFC,
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AFC_FAIL,
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AFC_DISABLE,
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NON_AFC_MAX
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};
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/* AFC detected */
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enum {
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AFC_5V = NON_AFC_MAX,
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AFC_9V,
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AFC_12V,
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};
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enum {
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SET_5V = 5,
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SET_9V = 9,
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};
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struct geni_afc_dev {
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struct device *dev;
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void __iomem *base;
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unsigned int tx_wm;
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int irq;
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struct se_geni_rsc afc_rsc;
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struct device *wrapper_dev;
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unsigned int afc_tx_buf[1]; //master sends a single byte over the wire
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unsigned int afc_rx_buf[16]; //max 16 bytes can be received
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unsigned int vol;
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unsigned int purpose;
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unsigned int afc_cnt; //AFC communcation count
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unsigned int afc_error;
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bool afc_fw;
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bool afc_disable;
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struct work_struct afc_work;
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struct work_struct start_afc_work;
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struct mutex afc_mutex;
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};
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#endif /* _QUP_AFC_H */
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